247. It was in 1968 that they got married.
248. It was not until he finished his work that Mr. Wang went home.
249. t was not until he finished his homework that he went out.
(四). 强调疑问词:疑问词 + be + it + that
(五). 强调who
250. Who was it that did it?
(六). 强调what
251. What is it that he wants us to do?
(七). 强调where
252. Where was it that you picked up the pen?
十二、没有实意的if
(一). 作seem, happen等动词的主语
it常做seem, appear, happen, turn out等动词的主语,在这些结构中,it没有实意。
253. It seems unlikely that he will pass the exam.他不大可能会通过考试。
254. It happened that I was not in the classroom when the earthquake happened. 地震发生时我碰巧不在教室。
255. It turned out (to be) a stormy day. 结果那天风狂雨骤。
256. It appears that she have many friends. 她似乎有很多朋友。
(二). 泛指生活、生活环境等
257. How is it going? 情况如何?
258. How is it going with your mother? 你母亲好么?= How is it with your mother?
259. It is always the case with him.他的情况一向如此。
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