Nowadays the roles of husband and wife are not as defined as before, especially

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

试题答案

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。