题目内容
The science of medicine,__________progress has been very rapid lately,is perhaps the most important of all the sciences.?
A.to which B.in which
C.which D.with which?
B?
解析:
句中介词in的选用和从句的主谓结构有关,即progress be rapid in,这里的in意为“在某一方面”,相当于rapid progress be made in。?
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