1．(2014·江西高三七校联考)Sorry，I have no time left now.Can we discuss the matter ________ supper?
A．over B．on
C．by D．at
解析 考查介词。句意：抱歉，我现在没有时间。我们可以在晚饭期间谈论这件事吗？此处over表示“在……期间”。
答案 A
2．(2014·福建龙岩三校二模)Nowadays more and more people have come to realize the fact that we shouldn't develop economy ________ the environment.
