---Whydoeshelooksotiredthesedays?---Hehastoworkhardthecomingtest.A.toB.insteadofC.becauseD.becauseof

Question

--- Why does he look so tired these days?

--- He has to work hard_______ the coming test.

A. to B. instead of C. because D. because of

Answer 1

D

分 析：
句意：——为什么他最近看起来很疲劳？——他不得不为即将到来的考试而努力复习。A. to为了；B. instead of 而不是；C. because因为；D. because of为了；根据句意，故选D

考点：
考查介词短语的用法。