If we take environmental problems seriously, ...

If we　　 take environmental problems seriously, the earth　　 worse and worse.

A. don’t; will be 　　 　　 B. won’t; isn’t

C. won’t; is 　　　 　　　　 D. don’t; won’t be

七年级英语单项填空中等难度题查看答案及解析

Water pollution is one of __________ in our country.

A.serious problem B.the more serious problems

C.most serious problems D.the most serious problems

七年级英语单选题中等难度题查看答案及解析

首字母填空

April 22 is the World Earth Day. It's a day for us to take c1.of the earth. So what can we do to help? Around the world, many cities and countries find ways to make t2. green.

First, Chicago is f3. for its green roofs. There are plants on these roofs. These p4.store much rainwater. Later, the water goes back to the air to make the city c5.and cool. S6., Singapore has the first zero-energy building in South-east Asia. Zero-energy m7.a building makes more energy than it uses. Third, Curitiba, Brazil, has BRT. BRT runs on special lanes（车道）, so it will always be on time, even in t8. jams. Thanks to BRT, the air in the city is very clean. Today, many other countries have BRT, such as China and Mexico.

Now, pollution（污染）is a big p9. around the world. Please remember we o10.have one earth, and now, it is time for us to protect it.

七年级英语单词填空中等难度题查看答案及解析

任务型阅读

On Sunday , April 22, people all over the world take time out to appreciate ( 珍惜 ) the earth that we all share. It’s Earth Day, a special day to learn about our planet ( 星球) and how to take care of it.

On Earth Day, some people listen to speeches about the environment. Others help clean up their offices or save water and electricity at home. Your parents may even decide to take a day off from driving their cars.

The idea for Earth Day came from a U.S. Senator ，who was worried about pollution and the health of plants and animals. And the idea quickly caught on ( 流行起来). In 1970, the first Earth Day was celebrated. More than 20 million people in cities all over the U.S. took part . Since then, Earth Day has been used to educate people about their role in taking care of our planet.

Now , Earth Day has become a global celebration. In 1990, 200 million people from 140 countries took part in clean-ups, tree planting and other environmental events on Earth Day

1.When is Earth Day?

2.Who came up with the idea for Earth Day?

3.How many people celebrated the first Earth Day in 1970 ?

4.Is Earth Day popular around the world now ?

5.What is Earth Day?

七年级英语阅读理解中等难度题查看答案及解析

It takes 10-12 days ____ from the Earth to the Moon ____ rocket.

A．to travel, by                           B．traveling, on

C．travel, on                             D．traveling, by

七年级英语单项填空中等难度题查看答案及解析

—Jenny, may you lead me to the school hospital? I don’t know the way.

— No problem. Let’s go.

A. take……to　　 B. put……into　　 C. add……to

七年级英语单选题简单题查看答案及解析

—Could you take out the rubbish?

—　　　　 . But I want to drink a cup of water first.

A.Sure, no problem. B.Thank you.

C.Come on! D.No, I can't.

七年级英语单选题中等难度题查看答案及解析

If a=3 and　 b=4，what's the answer to the problem: a + b +1=? The answer is ______.

A. twelve　　 B. nine　　 C. eight　　 D. seven

七年级英语单项填空中等难度题查看答案及解析

— I want you to complete the work in a day.

—No problem. It’s a piece of cake.

A. take　　 B. get　　 C. finish

七年级英语单选题中等难度题查看答案及解析

If your home is very near，you should________to school．

A．take the car

B．walk

C．take the train

D．take the subway

七年级英语单项填空中等难度题查看答案及解析