36. The doctor tried to do an experiment to find out the_____of the medicine on the mice.
A. cause B. result
C. reason D. effect
37. This is only one of the laundries in the districtmodem equipment.
A. that have B. which have
C. that has D. what has
38. Skating can be good for you _____ correctly.
A. though doing B. though done
C. if done D. if doing
39. By the end of last week 611 people from 49 countriesto attend the meeting, with nearly half coming from the United States, Germany and Britain.
A. had registered B. have registered
C. registered D. were registered
40. It was suggested that____big event like the Year of Russia in China should certainly benefit_____relationship between the two countries.
A. a; the B. the; a
C. a; / D. the; /
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