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一、选择填空:
( ) 1. _________ you always eat too much, you may be ill.
A. Before B. If C. Why D. Which
( ) 2. _________ it was night, they stopped working.
A. As B. But C. And D. If
( ) 3. The teacher had already left _________ I got to his office.
A. before B. since C. after D. while
( ) 4. I have known him _________ he was a boy of eight years old.
A. when B since C. before D. while
( ) 5. He is listening to the music _________ she is cleaning the house.
A. after B. that C. before D. while
( ) 6. Would you please look after my dog _________ I am out?
A. that B. where C. while D. if
( ) 7. I ’ ll give the book to him as soon as I _________ him.
A. see B. saw C. am going to see D. seeing
( ) 8. We ’ ll have a picnic on the island if it _________ fine tomorrow.
A. is B. will be C. must be D. be
( ) 9. Jim may fall behind the other boys in his class when he ___ back from England next week.
A. comes B. will go C. goes D. will come
( ) 10. The sports meeting _________ three days if it is fine.
A. lasts B. will last C. lasted D. lasting
( ) 11. I _________ him since we last met in 2000.
A. won ’t see B. didn ’t see C. don ’t see D. haven ’t seen
( ) 12. I didn ’t begin the class _________ all the students _________.
A. until, stopped to talk B. before, stopped talking
C. while, stopped talking D. bec
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