Mr. Lee. who ______ as a carpenter for over 10 years. is now a very famous sta

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Mr. Lee.  who ______ as a carpenter for over 10 years.  is now a very famous statesman in this country .[     ]
A .  has worked
B.  had worked
C.  worked
D. works

答案

举一反三

Jack could have avoided that terrible car accident, but he ________ careful enough.  [      ]
A. is not
B. was not
C. hasn"t been
D. hadn"t been

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— How was your trip abroad?
— Great. The only pity is that I _____ to buy some gifts for my friends.   [     ]
A. forgot
B. forget
C. would forget
D. was forgetting

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Only when we saw the photos about the air crash ________ how terrible it was. [     ]
A. had we known
B. we had known
C. did we know
D. we knew

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A few minutes earlier, and you would have seen the NBA star. But you ________. [     ]
A. didn"t come
B. don"t come
C. haven"t come
D. won"t come

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     Yesterday a school boy is daydreaming in class. Not knowing
that he was doing, he put a pen cap into his mouth. A few minutes
late, he was terrified to find that he had swallowed it! The teacher
was shocking when the boy stood up and said, "I"ve just swallowed
a pen cap." He was quickly sent the nearest hospital. There a doctor
examined him and said the best treatment was to take some medicines
so that the pen cap could pass natural. Three hours later the boy
successfully made  it."She is really lucky," said the doctor. "It"s not rare that
small children put things into their mouths for a  fun.
It"s very danger."1. _______
2. _______
3. _______
4. _______
5. _______
6. _______
7. _______
8. _______
9. _______
10._______

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