【句法分析】It is/was + adj./n./p.p. + that-clause 结构：
It was obvious/clear that …= obviously/ clearly, … “很明显……，显而易见……” 【例句研读】
①It is obvious that you are wrong. 很显然，你错了。 ②Obviously, you’ re wrong. 很显然，你错了。
③It is obvious that he misunderstood you. 很显然，他误会你了。 ④Obviously， he misunderstood you . 很显然，他误会你了。 【拓展归纳】 类似句型：
It is necessary/ important/ strange/ natural + that + sb. should do It is a pity/a shame/ no wonder + that + sb. should do It is said/believed/reported/announced/expected/… + that … 【考点聚焦】It is/was + adj./n./p.p. + that-clause 结构 【即时巩固】
(1) _____was obvious to everyone that he was very nervous. A．There C．This 【答案】B
考点3 be +adj +to do 结构
【教材原句】At that time people would starve if food was difficult to find,_especially during the cold winter months.在当时，如果食物难以找到，人们就会挨饿，特别是在寒冷的冬季。
【句法分析】此结构可以和 it +is +adj +to do 结构互换。 【例句研读】
①He is hard to deal with. =It is hard to deal with him . 他很难对付。 ②The apples are nice to eat = It is nice to eat apples。苹果很好吃。
【拓展归纳】
B． It
D．That
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(1) find +it +adj+ to do 结构
I find it hard to get along with him我发现他很难相处。 【考点聚焦】考查不定式结构或者逻辑主语 【即时巩固】
The air is nice _______. A．breathe B．breathed C．breathing
【答案】D
【解析】考查不定式做状语。
D．to breathe
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