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han B. so D. C. when B. because C. so B. but D .until you like to go to the concert with me?I’d love to ______ I can’t .A. or ’s 9 o’clock now .I must go .It’s raining outside .Don’t leave _____it stops.A. whenA. D . such C . such ,that so ,that so , so We left in _____a D. either or B. either not ,only D . neither ,nor44. either ,or B .both, and D . before43. We can_____ see ____touch the air .A .not only ,but also C until B. while D . such many42. We were swimming in the lake ____suddenly the storm started .A. when C B .so many not …but teacher wondered why he had ____questions.A. C. either …or not only …..but also B. d. so C. until D, As39 .I know nothing about it ____ my brother told me yesterday.A .because B. since C. When B .Though C .but B. or A . and CA .since D. A .when C . so that D. as 。 B. enough。 C. for B. as soon as B .while C. when B D .then.30. I must stop writing now ,______I have rather a lot of work to do. B. when C. while D. as29..Ring me up____ you e to my house.A. thought get up early tomorrow morning. A. if B. when C. before D. until 26. It was late. She washed her face ______ went to bed. A. or B. and C. so D. but shouted aloud ______he ran alone.A.ll find the market at the end of it. A. when B. and C. or D. though 25. You39。t buy the dictionary yesterday ________ my aunt would give me one. A. until B. because C. if D. before 21. The runner fell _______ he quickly got up and went on running. A. or B. and C. but D. down 22. Wait for me in the room _______ I e back. A. until B. and C. so D. or 23. I39。s exciting. A. and B. because C. but D. so 15. The boy is very smart, ______ many of his classmates like him. A. but B. so C. or D. for 16. He has never heard______ seen such a thing before. A. nor B. and C. or D. since 17. _________ John _______I are policemen. A. Neither ... nor B. Either ... or C. Both ... and D. Not only... but also 18. Mr Smith teaches ______well ______ his lessons are not easily forgotten. A. very ... that B. quite ... but C. so ... as D. so ... that 19. He didn39。re learning a foreign language, use it, ______ you will lose it. A. but B. or C. then D. and 12. Can you play football? Yes, I can, ______ I can39。t speak anything. A. neither…nor B. either…or C. both…and D. so…that 8. ______we got home it was very late. A. When B. While C. Because D. As 9. We heard clearly_____ she said. A. what B. which C. before D. because 10. I can39。1. He can sp