34.Doing your homework is a sure way to improve your test scores,and this is especially true ____ it

题目

34.Doing your homework is a sure way to improve your test scores,and this is especially true ____ it comes to classroom tests.
A.before x05x05x05B.since x05x05x05C.when x05x05x05 D.after

答案

C
注：when it comes to = in terms of = with regard to = in relation to
这些词组均解释为“关于”“就...而言”
整句话翻译即：做作业一定可以提高考试成绩,而就课堂测验而言尤其灵验