31、I wish I _________ the book report yesterday. But I was too busy.
A. finished writing
B. could have finished writing
C. could have finished to write
D. might finished writing

30、Can you tell me _________ you feed this kind of cow _________ in winter.
A. that; on　   B. what; /     C. whether; on        D. what; on

29、Oceania is mainly _________ Australia and New Zealand.
A. made up        B. made up of　　C. made of        D. made from

28、I _________ playing the piano while my brother ________ playing football.  　

A. am good at; does well in     B. am good in; does well at
C. does well in; is good at     D. am clever in; does well in

27、Your suggestion _________ a reasonable one.
A. sounds like        B. sounds as if　　C. sounded as        D. is sounding like

26、They _________ food and clothes for the sufferers.
A. gave         B. offered　　C. provided        D. supplied

25、_________ that you return it back to me today, I can lend my bike to you.
A. If          B. Provided　　C. Supposed        D. Once

24、The sun can shine on only half the earth _________.
A. at one time        B. at any time　　C. at a time        D. at times

23、I saw the train _________ into the station.
A. come         B. coming　　C. to come        D. came