Because of the 2008 Olympic, great changes ha...

Because of the 2008 Olympic, great changes have _________ in Beijing.

A. taken place　　　　　　　　　　 B. improved　　　　　　　　　　　 C. happened

九年级英语单项填空中等难度题查看答案及解析

Great changes __ in the city in the past 20 years, and a lot of factories ____.

九年级英语单项填空中等难度题查看答案及解析

Great changes __ in the city in the past 20 years, and a lot of factories ____.

A．have been taken place; have been set up

B．have taken place; have set up

C．have taken place; have been set up

D．were taken place; were set up

九年级英语单项填空中等难度题查看答案及解析

There ________ great changes in China in the past twenty years. All of us are proud of it.

A.have been B.has been C.was D.were

九年级英语单选题中等难度题查看答案及解析

With the rapid development of our great country, big changes have t1. place in science and technology in recent years. These innovations (创新) have allowed China to catch up with other scientific powerhouses or even lead in certain fields.

Take hybrid rice (杂交水稻) as an e2.. The crop (农作物) has been feeding the country since it was developed. By the end of last year, farmers in over 40 countries all over the w3. had planted more than 7 million hectares (公顷) of the crop.

The Jiaolong, China’s first manned deep-sea research submersible (潜水器), made its debut (初次露面) i4. 2010. It made China the f5. country, after the United States, Russia, France and Japan, to develop deep-sea exploration technology.

China has made great p6.in cloning technology, too. In January this year, Chinese s7.cloned five monkeys from a gene-edited (基因编辑的) macaque (猕猴) for biomedical (生物医学的) research- the first time in the world that this had been done.

Still, China needs to work even h8.in some key fields such as microchip (微芯片) development and engine manufacturing (发动机制造). Firstly, China will attract more talented researchers. S9., the government needs to offer more policy and market support, as w10. as invest (投资) more in human resources, to encourage more innovations.

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With the development of China, great changes have 　　　　 in Hainan.

A. given away

B. taken place

C. broken down

九年级英语单项填空中等难度题查看答案及解析

Sue is responsible　　　　 reporting the great changes which have taken place in education.

A. of　　　　　　　　　 B. from　　　　　　　　 C. with　　　　　　　　　　　　 D. for

九年级英语单项填空中等难度题查看答案及解析

A lot of rich land has changed into desert, because farmers have　　　　 many trees to grow crops in the field.

A. turn down

B.　 cut down

C.broken down

九年级英语单项填空简单题查看答案及解析

The number of the cars ________ greatly since 2008 in the small town.

A.have increased B.has increased C.was increasing D.increased

九年级英语单选题中等难度题查看答案及解析

The life we were used to ____________greatly since 2008.

A. has changed　　 B. changing

C. change　　 　　　 D. have changed

九年级英语单项填空简单题查看答案及解析