33．The dress that looks beautiful her is worth .
A．in; to buy B．on; to be bought C．in; being bought D．on; buying
32．It is ten years he left college.
A．since B．before C．after D．that
31．The first two problems are very difficult, but the rest easy.
A．are turned out B．seems C．is D．are
30．It was not until 2000 we met each other our co-operation began.
A．when; when B．when; that C．that; when D．that; that
29．It was great shock to the world that the earthquake, which was biggest one in 32 years, happened in Wenchuan county, Sichuan Province on May 12th.
A．a; 不填 B．the ; the C．a; the D．不填; the
28．I not get away any sooner although I had planned to leave earlier.
A．could B．would C．should D．might
27．-What a surprise! There used to many trees here.
-Yes. Something must be done people too many trees in the area.
A．have; stopping; from cutting down B．having; to stop; from cutting off
C．be; to stop; cutting down. D．being; stopping; to cut off
26．Why not ? It’s .
A．to take his advice, great helpful B．to call for his advice, quite helpful
C．ask him for his advice, quite help D．follow his advice, of great help
25．I to him because he phoned me shortly afterwards.
A．needn’t write B．had to write
C．mustn’t write D．needn’t have written
24．The medicine on animals poisonous.
A．testing; was proved B．testing; proved
C．tested; proved D．tested; was proved