Nowadays, some young people are interested in 3-D printing. Students at Shanghai High School have the chance to get close to this new technology. The school opens a new course c1. 3-D Creative Space this year.
The 3-D printing technology is developing f2.. The school plans to open this course this term b3. many experts （专家） think 3-D technology is helpful for students to be creative. Students from Grades 5-8 can take this course once a week. Each class l4. for 90 minutes. It usually begins w5. a funny game or an i6. video to attract the students’ attention. During the classes, students have the chance to assemble （组装） 3-D printers t7., after listening to the teacher. Max, a fourth-grader, has already been a8. to use cool software （软件）. “3-D printing is an interesting course.” he said. “I used it to make my own DIY projects, including shapes, s9. and functions(功能),” he a10. In class, students have already printed many things, such as bookmarks and castles. It usually takes about 20 minutes to print out a small object.
八年级英语单词填空困难题
Nowadays, some young people are interested in 3-D printing. Students at Shanghai High School have the chance to get close to this new technology. The school opens a new course c1. 3-D Creative Space this year.
The 3-D printing technology is developing f2.. The school plans to open this course this term b3. many experts （专家） think 3-D technology is helpful for students to be creative. Students from Grades 5-8 can take this course once a week. Each class l4. for 90 minutes. It usually begins w5. a funny game or an i6. video to attract the students’ attention. During the classes, students have the chance to assemble （组装） 3-D printers t7., after listening to the teacher. Max, a fourth-grader, has already been a8. to use cool software （软件）. “3-D printing is an interesting course.” he said. “I used it to make my own DIY projects, including shapes, s9. and functions(功能),” he a10. In class, students have already printed many things, such as bookmarks and castles. It usually takes about 20 minutes to print out a small object.
八年级英语单词填空困难题查看答案及解析
首字母填空
Nowadays, some young people are interested in 3-D printing. Students at Shanghai High School have the chance to get close to this new technology. The school opens a new course c1. 3-D Creative Space this year.
The 3-D printing technology is developing f2.. The school plans to open this course this term b3. many experts （专家） think 3-D technology is helpful for students to be creative. Students from Grade 5-8 can a 4. this course once a week. Each class l5. for 90 minutes. It usually begins w6. a funny game or an i7. video to attract the students’ attention. During the classes, students have the chance to assemble （组装） 3-D printers t8., after listening to the teacher. Max, a fourth-grader, has already been a9. to use cool software （软件）. “3-D printing is an interesting course. I used it to make and decorate my own DIY projects, including s10., sizes and functions,” he said. In class, students have already printed many things, such as bookmarks and castles. It usually takes about 20 minutes to print out a small object.
八年级英语单词填空困难题查看答案及解析
根据短文内容和首字母提示，写出空格内所缺单词的正确形式。（每空只限一词）
Nowadays，some young people are interested in 3D printing. Students at Shanghai High School have the chance to get close to this new technology. The school opens a new course c1. 3D Creative Space this year.
The 3D printing technology is developing f2..The school plans to open this course this term b3. many experts（专家）think 3D technology is helpful for students to be creative.
Students from Grade 5-8 can a4. this course once a week. Each class l5. for 90minutes.It usually begins w6. a funny game or an interesting video to attract the students' a7..During the classes, students have the chance to assemble（组装）3D printers t8., after listening to the teacher.
Max, a fourth-grader, has already been a9. to use cool software（软件）."3D printing is an interesting course. I used it to make and decorate my own DIY projects, including s10., sizes and functions（功能）, "he said.
In class, students have already printed many things, such as bookmarks and castles. It usually takes about 20 minutes to print out a small object.
八年级英语单词填空困难题查看答案及解析
Nowadays, computers and the Internet are playing an important part in our life. Some people even say that they can’t live without them. We usually need to set passwords (密码) when we use the computers. But not all the passwords are safe. We should learn how to make safe passwords.
How can you make your passwords safe? Experts have some tips for you. You’d better remember the tips because they are useful. Here are some tips.
First, make your password out of capital letters. It will be difficult for others to get into your account (账户). It only takes a hacker (黑客) 10 minutes to work out a six-letter password made of small letters. But the same password in capital letters takes 10 hours to work out.
Second, add numbers or symbols (符号) to your password. It may be much safer. Sometimes such passwords are not easy to remember, but they are really safe.
Third, never use personal information for passwords and use different passwords for different accounts. Experts say that a user should change his passwords about every 90 days. In that way, hackers won’t guess your passwords.
1.The underlined word “them” refers to “________________”.
A. the passwords B. computers and the Internet
C. the capital letters D. the accounts
2.If you set your password with six capital letters, a hacker may spend _____ working it out.
A. 10 minutes B. 10 hours C. one day D. a week
3.You should change your passwords about _______________.
A. every 10 days B. every month
C. every two months D. every three months
4.According to the passage, which of the following is not a safe password?
A. 891106. B. Liz287. C. LUCKY3. D. 432ac%.
5.What’s the best title for the passage?
A. Computers and the Internet B. Setting personal accounts
C. Using capital letters D. Making your passwords safe
八年级英语阅读单选中等难度题查看答案及解析
Nowadays, computer and Internet are playing an important part in our life. Some people even say they can’t live without them. We usually need to set passwords when we use computers and Internet. But not all the passwords(密码) are safe. In order to keep our accounts（账户） and personal information safe, we must learn how to make safe passwords.
How can you make your computer and Internet passwords safe? Experts have some tips for you. You’d better remember the tips and they are useful. Here are the tips.
First, make your password out of capital letters. If your password is made of capital letters, it will be difficult for others to get into your account. It only takes a hacker（黑客） 10 minutes to work out a six letter password made of small letters. But the same password in capital letters 10 hours to work out.
Second, add numbers or symbols to your password. It may be much safer. Sometimes such password is not easy to remember, but it is really safe.
Third, never use personal information for passwords and use different passwords for different accounts. Experts say that a user should change his or her passwords every 90 days. In this way, hackers won’t guess your passwords.
1.What does the word “capital” mean in the passage?
A. difficult B. nice C. big D. different
2.You should change your password_________.
A. Every 10 days B. Every month
C. Every two months D. Every three months
3.According to the passage, which of the following is NOT a safe password?
A. 901112 B. Liz287 C. LUCKY3 D. 432Ac%
八年级英语阅读单选中等难度题查看答案及解析
Nowadays, bicycles are very popular around the world. In some places, people use a bicycle___ to work. Some people even ride their bicycles ____ exercise. But Do you know who____ the first bicycle?
In 1771, a Frenchman named Sivrac invented the first bicycle. The handles（柄，把手）and the seat looked ______ a horse and were made of wood. This bicycle was very difficult _____.
In 1817, a German named Sauerbrun made the first bicycle _____. The seat was more comfortable. The wheels(轮子） could change direction.____ in the forest took only one hour instead of three hours on foot. But these bicycles still had no brakes(刹车), and people often ____.
It took another 45 years for the bicycle ____ popular again. Over 100 years later, bicycle riding is ____ popular than before. In fact, there are more bicycles than cars in the world today.
1.A. go B. to go C. goes D. going
2.A. for B. at C. on D. in
3.A. invent B. invention C. invented D. inventing
4.A. at B. for C. after D. like
5.A. move B. to move C. moving D. moved
6.A. good B. well C. better D. best
7.A. Ride B. Riding C. Rode D. Ridden
8.A. fell down B. fell behind C. fell out D. fell away
9.A. become B. becoming C. to become D. became
10.A. a little B. even more C. the most D. much
八年级英语完型填空困难题查看答案及解析
Many people are interested in talking about life in the future. Some people_____ that life in the future will be easier and more comfortable. But others believe that it will be worse and more difficult than now. As for me, I______the idea of the first team.
First, as for education, people will have______education. This is because of technology (科技). E-books will replace (取代) common books, robots will replace teachers, and students will not have to go to school every day. They will______at home through online teaching and will find learning more interesting.
Second, people’s______will improve. Technology will also play a very important role. New medicine will help people get better quickly. Robots will help doctors and sometimes replace ___ . Also, doctors will be able to cure more diseases (治愈更多疾病), ____ people will live longer.
Third, housing problems will end. People will build houses under the sea. Also, some people will live_____ the moon. Then everyone will have a place to live.
Fourth, hunger（饥饿） will stop all over the world. People will grow crops (庄稼) everywhere_____ on the top of buildings.
Now what about you?______do you think life in the future will be like?
1.A. expect B. decide C. think
2.A. agree with B. care about C. bring out
3.A. longer B. shorter C. better
4.A. sleep B. shop C. study
5.A. talents B. luck C. health
6.A. him B. her C. them
7.A. but B. so C. or
8.A. on B. for C. with
9.A. only B. even C. still
10.A. What B. Why C. When
八年级英语完型填空中等难度题查看答案及解析
Many people are interested in talking about life in the future. Some people______ that life in the future will be easier and better. But others believe that it will be worse and more difficult than that now. As for me, I_________ the idea of the first team.
First, as for education(教育)，people will have_______education. This is because of the technology(科技). E-books will take the place of books students use now. Robots will take the place of teachers, and students will not have to go to school every day. They will_______ at home through online teaching and will find learning more interesting.
Second, people's_______will improve. Technology will also play a very important role. New medicine will help people get better quickly. Robots will help doctors and sometimes take the place of ______. Also doctors will be able to fight more diseases,________people will live longer.
Third, housing problems will end. People will build houses under the sea. Also some people will live_______the moon. Then everyone will have a place to live.
Fourth, nobody in the world will be hungry. People will grow crops everywhere. _______ on the top of buildings.
Now, what about you? _______ do you think life in the future will be like?
1.A.find B.decide C.think
2.A.agree with B.worry about C.stand for
3.A.longer B.better C.worse
4.A.sleep B.shop C.study
5.A.level B.health C.work
6.A.him B.her C.them
7.A.but B.so C.or.
8.A.on B.for C.with
9.A.only B.even C.still
10.A.What B.Why C.When
八年级英语完型填空中等难度题查看答案及解析
Friends are very important in people’s lives．Some friends have views and interests．And like the same things．Should friends be different the same? I don’t care．I have two best friends,Wang Lei and Lin Ying.Wang Lei like me.I am than most of the students in my class and Wang Lei is also quiet.And we both enjoy ．On weekends we often go to the library to do some reading．But the other best friend of mine，Lin Ying，is different from me．She is much more outgoing（开朗的）．She likes and often makes me laugh．She also likes ，so she is more athletic（运动的，体育的）．
I don’t think differences are important in a ．What’s your opinion?
1.A．same B．opposite （相反的）C．active D．free
2.A．some B．another C．other D．the other
3.A．and B．but C．or D．then
4.A．isn’t B．doesn’t C．does D．is
5.A．quiet B．quieter C．outgoing D．more outgoing
6.A．reading books B．playing games C．watching TV D．going to the movies
7.A．not B．more C．quite D．lots of
8.A．doing sports B．telling jokes C．going to parties D．going shopping
9.A．sports B．books C．movies D．subjects
10.A．match B．concert C．family D．friendship
八年级英语完型填空困难题查看答案及解析
完形填空（共10小题，每小题1.5分，满分15分）
Friends are very important in people’s lives. Some have views and interests， but like the same things. Should friends be different the same? In my opinion， I don’t care. I have two best friends， Wang Lei and Lin Ying. Wang Lei like me. I am than most of the students in my class， and Wang Lei is also quiet. And we both enjoy . On weekends， we often go to the library . But the other friend of mine， Lin Ying， is different from me. She is much more outgoing， and she likes and often makes me laugh. She also likes ， so she is more athletic（体格健壮的）. I don’t think differences are important in a . What’s your opinion?
1.A.same B.different C. active D.free
2.A.some B. another C. other D. the other
3.A. and B. but C. or D. then
4.A.isn’t B. doesn’t C. does D. is
5.A. quiet B. quieter C. outgoing D. more outgoing
6.A. reading books B. playing games C. watching TV D. going to the movies
7.A. not B. more C. quite D. lots of
8.A. doing sports B. telling jokes C. going the parties D. going shopping
9.A. sports B. books C. movies D. subjects
10.A. match B. corcert C. family D. friendship
八年级英语完形填空困难题查看答案及解析