code which controls the cells (34) . It controls, for
example, whether it is a leaf cell, a (35) cell or an
eye cell. And all this information is (36) in the
cells genes.There are about 100,000 of these (37) a
human being. Each one is very special (38) made of
molecules. Scientists have known about genes for a (39)
time. What they havent known until recently is how to
(40) them.
31. A. large B. steady C. active D. tiny
32. A. cell B. body C. world D.molecule
33. A. special B. normal C. invented D. secret
34. A. identity B. weight C. lengih D. size
35. A. new B. tree C. skin D. dead
36. A. stored B. gained C. changed D. classified
37. A. for B. in C. On D. by
38. A. for B. and C. that D. which
39. A. hard B. limited C. Iong D. ancient
40. A. find B. Cure C. study D. change
PartⅢ Reading Comprehension
Directions: There are 6 passages in this part. Each
passage is followed by some questions or unfinished
statements. For each of them there are four choices
marked A, B, C and D. You should decide on the best
choice and mark the corresponding letter on the Answer
Sheet with a single line through the center.
Questions 41-45 are based on the following passage:
When I was at university I studied very hard. But
many of my classmates did just enough to pass the
exams. Jack was one of them. He spent more time
drinking in the Smart Gentleman than reading in the
library. Once, we had an important test in medicine.
The test had a hundred questions. While all of us were
studying very hard on Monday, the night before the