语法与词汇 ______he realized it was already too late for us to return home.
【正确答案】 C
【答案解析】该题测试句型掌握情况,本句测试it is not until…that…句型。请注意区分no sooner…than…,hardly…when…和scarcely…when…三个句型的句意。译文:天黑了他才意识到现在我们回家已经是太晚了。