题目内容
17.interesting,it,to,go,sightseeing,in spring,is (连词成句)It is interesting to go sightseeing in spring..
分析 春天去游览是有趣的.
解答 答案:It is interesting to go sightseeing in spring.所给的动词go后加上sightseeing构成go sightseeing表示游览,前面加上动词不定式符号to构成动词不定式结构作为主语,it作为形式主语,后加上be动词is,形容词interesting有趣的,构成句型it's+adj+to do sth表示做某事是有趣的,故It is interesting to go sightseeing,in spring在春天放句末作时间状语,故答案是It is interesting to go sightseeing in spring.
点评 It's+adj+of/for sb.to do sth.是一常见句型,其中的it 是形式主语,后面的动词不定式(短语)才是真正的主语.另外,此句型中用of 还是for 取决于其前的形容词,若形容词表示的是人的品质、性格(如:kind,nice,clever,right…),需用of; 若形容词只是对动作的一般性描述(如:difficult,dangerous,important…),则用for.例如:
It's nice of you to say so.你这样说真是太好了.
It's important for us to learn English well.对我们来说学好英语很重要.
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