题目内容
Nowadays the roles of husband and wife are not as ______ defined as before, especially when both parents work and earn money for the family.
A. clear B. clearer C. clearly D. more clearly
C
解析:
as…as…之间要用原级,故先排除B和D;又由于此处defined是动词,它要用副词来修饰,故C正确。
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