题目内容
41. During her study in Massachusetts Institute of Technology she has got the degree _____ PhD, and it is a degree ______ chemistry.
A.of; at | B.in; at | C.of; in | D.in; of |
C
解析
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It is reported that amounts of investment in the area_____________2 percent annually during he past two years.
A.have been risen | B.have been rising | C.are rising | D.are risen |