Itwillcostalotoftime.

问题详情：

It will cost a lot of time. _______, I think we shall need it and it will certainly be useful to us ________.

    A. What’s more; sooner or later   B. As a result; now and then

    C. After all; here and there            D. At the same time; more or less

【回答】

D

知识点：词组 短语

题型：选择题