问题补充:
(·高考新课标全国卷Ⅱ)It was only after he had read the papers Mr.Gross realized the task before him was extremely difficult to complete.
A. when
B. that
C. which
D. what
答案:
A. when
(答案→)B. that
C. which
D. what
解析:选B。题干的意思是:“直到他读了文件之后,格罗斯先生才意识到他面前的任务非常难完成。”本句为强调句型,强调状语only after he had read the papers。根据强调句结构“It is/was+被强调部分+that+剩余部分.”可知选B。此外,我们也可以将It is/was与空格去掉来验证此句是不是一个强调句。