A. before  B. because  C. as   D. after

24. ---- I’ve got _____ I am by hard work.   ---- No, you didn’t. You got _____ with your father’s money.

  A. there; where        B. where; there  C. there; there;         D. where; where

25. If the building project ______ by the end of this month is delayed, the construction company will be fined.

  A. to be completed       B. is completed  C. being completed       D. completed

26. I was half way back to the cottage where my mother lived _____ Susan caught up with me.

  A. before     B. where      C. when   D. that

27. Some people object to the research on cloning human embryo（胚胎）, ______ its purpose is.

  A. whatever  B. what  C. which   D. whoever

28. I regret not having taken your advice. Otherwise I _____ this mistake.

  A. didn’t make         B. wouldn’t make  C. hadn’t make         D. wouldn’t have make

29. As far as we know, Tom spends at least as much time watching TV as he _____.

  A. does writing       B. writes  C. writing           D. does to write

30. I’d get it for you _____ I could remember who last borrowed it.

  A. except that         B. if only  C. on condition that    D. considering whether

状语从句1-5. BCDBD 6-10. BCBDD 11-15. ABBBC 16-20. BACDA 21-25. DACBA  26-30. CADAB