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2. The seat belt on a plane is a_______.
3. It was a big m_______ to leave my umbrella at home.
4. A c______ is a hundred years.
5. Boys, stop t stones to the poor dog.
Class is over. The students all__3__out and play on the playground, _4__Qu Song still sits there. He__5__the exercises again. _6__he gives his paper to the teacher. This time(这次)he gets the exercises right.
__7__his classmates says to him, “What's the use of doing the exercises__8__? You will not get more__9__for that. ”
With a smile(微笑)Qu Song answers, “I don't think so. I don't study__10__marks. ”
1. A. have B. has
C. is D. are
2. A. down B. on
C. back D. up
3. A. go B. goes
C. going D. to go
4. A. but B. and
C. or D. so
5. A. do B. does
C. doing D. to do
6. A. That B. But
C. Or D. Then
7. A. One in B. One of
C. First in D. First of
8. A. the other B. more
C. again D. many
9. A. mark B. paper
C. papers D. marks
10. A. at B. for
C. to D. of
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