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4. Knowledge and learning are important if we want to be successful, but they may also ________ our thinking.
A. directB. limit C. changeD. improve
5.— How often do you visit your grandparents, Millie?
—_____my dad_____my mum goes to work at the weekend. We visit them on Saturdays.
A.Both, and B.Either, or C.Neither, nor D.Not only, but also
6. Fast development leads to a lot of environment problems, which should be taken _______ by
all the countries in the world.
A. seriously B. politely C. angrily D. patiently
7. —Sir, you __________use your mobile phone at the gas station. It’s very dangerous.
—Sorry, I will put it out soon.
A. mustn’t B. don’t have to C. needn’t D. may not
8. —I called him at six o’clock yesterday morning, but no one answered.
— What? That was too early. He _________ at that time.
A. is sleeping B. will be sleeping C. have sleptD. was sleeping
9. —Which language is more difficult to learn, Chinese or English?
— __________. According to your interest.
A. Chinese B. English C. It all dependsD. Both
10.— The air pollution is terrible.
— It will be worse ________ we take action to protect the environment.
A. ifB. unless C. untilD. when
11.—Have you heard of the big fire in Nanjing golden eagle (金鹰)shopping center on May 24?
—Yes, luckily, it was____________ quickly and no one was hurt.
A. put out B. put offC. put throughD. put away
12.— How was your listening test last week?
— Oh, I couldn’t feel __________. I made few mistakes in it.
A. betterB. bestC. worseD. worst
13.—Look! The man looks like Mr. Li.
—It can’t be him. Because he with his families________Japan since last Thursday and they
haven’t returned.
A.has gone to B.has been to C.have been in D.has been in