4.　　　 Knowledge can be _____ through study.　 　

a. includes 　b. given　 　c. offered 　　d. obtained

3.　　　 The new tunnel stretches for three thousand meters. The word “ stretches” means ____.

a. reaches 　　　b. covers　　 　c. continues　　　 　d. extends

2.　　　 He made a lot of inventions and became wealthy. The underlined word means ______.　

a. rich　 　　b. healthy 　　　　c. happy 　　　　　d. property

1.　　　 We all _____ an early start, for the dark clouds in the sky _____ heavy rain.

a. agreed to / promised　 b. agreed on/ caused 　

c. agreed with/ brought 　d. agreed on/ promised

5. 由于不知道坐哪路车，她向我们求助。(not knowing)

　 Not knowing which bus to take, she ______ ____ _____ _____ ______.

4. 因缺乏交流而引发的家庭问题越来越多。(arise from)

There are more and more family problems ______ ____ _____ _____ ____communication.

3. 一般说来，人们喜欢买各种各样的减价商品。(discount)

_________ _____ , people like to buy all kinds of things _____　 ____　 ________.

2. 这些新的挖掘方法加快了伦敦地铁的发展步伐。(accelerate the pace of)

These new ways of digging __________ _____ ______ ______the London underground’s development.

1. 两家机构为了帮助贫穷儿童联合举办了一场慈善活动。)

The two organizations ______ _____ to hold a charity event for the poor children.

17. The sewage pipes were _____ up with rubbish.

　 A. choked　　　 B. choking　　　　　 C. to choke　　　　 D. blocked

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