《Unexplained Mysteries of the Natural World》同步练习

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约5300字。
　　《Unexplained Mysteries of the Natural World》同步练习
　　（满分100分）
　　第一部分　　语法和词汇知识（每题1分，共15分）
　　1. One should keep _____ facing danger.
　　A. quiet B.
　　C. still D. silent
　　2. Attention, please, everybody! Please keep _______ for a moment while I take
　　your photograph.
　　A. still B. silent
　　C. D. quiet
　　3. Listen! There’s a lot of noise from next door. They _______ a party.
　　A. could have had B must be having
　　C. should have had D. can be having
　　4. These toy bricks are _______ different sizes, shapes and colors, but they are exactly the same _________.
　　A. in; in weights B. in; of weight
　　C. of; in weight D. of; of weights
　　5. There ______ many people _____ in the office, but now nobody is allowed to.
　　A. used to be; smoking B. used to have; smoking
　　C. used to be; smoke D. used to have; smoke
　　6. —Were all the passengers in the bus injured in the accident?
　　—______ only four who got hurt.
　　A. No, there are B. Yes, there were
　　C. No, there were D. Yes, it is
　　7. —Exe, is this building the city library?
　　—Sorry, I’m not sure. But it _______ be.
　　A. can B. must ight D. will
　　8. The bird e to the window; but I moved suddenly and _____ it away.
　　A. afraid B. frightened C. scared D. forced
　　9. Dear sir, it is so generous _____ you to share your room and food ___ me.
　　A. of; with B. for; with C. of; to D. for, to
　　10. Don’t be so ____ with the children.
　　A. hard B. sharp C. fond D. kind
　　11. The swimmer ______ into the swimming pool from the diving-board.
　　A. dived B. died C. divided D. diving
　　12 Suddenly, a tall man driving a golden carriage ___ the girl and took her away, _____ into the woods.
　　A. seizing; disappeared B. seized; disappeared
　　C. seizing; disappearing D. seized; disappearing
　　13. Look! The blacds are gathering, which _____ that it will rain soon.
　　A. indicates B. explodes C. s D. thinks
　　14. I ____ have been more than six years old when the accident happened. (2005天津)
　　A. shouldn’t B. couldn’t ustn’t D. needn’t
　　15. It’s _______ to get a satisfying job in the petitive society, so each of us should value what we’ve got.
　　A. nothing B. anything C. everything D. something
　　第二部分　　能力培养（共50分）
　　第一节　　完形填空（每空1分，共20分）
　　He must have been pletely lost in something he was reading because I had to tap on the windshield to get his attention.
　　“Is your taxi 1 ?”I asked when he finally looked 2 at me. He nodded, then said 3 as I settled into the back seat, “I’m sorry, but I was reading a 4 .”He 5 as if he had a cold .
　　“I am not in a hurry,”I told him. “Go ahead and finish your letter.”He 6 his head. “I’ve read it several times already. I guess I 7 know it by heart.”
　　“Letters from home always mean a lot,”I said. “From a child?”
　　“This isn’t 8 ,”he replied. “Although it 9 just as well have been family. Old Ed was my oldest friend. In fact, we used to call each other ’Old Friend’ when we’d meet. I’m not much good at 10 .”
　　“I don’t think any of us keep 11 our correspondence (通信) too well,”I said. “I know I don’t. But I take it he’s someone you’ve 12 quite a while?”
　　“All my life. We were kids together, went to school together and all the 13 through high school.”
　　“There are not too many people who’ve had such a long friendship,”I said.