It's + 时间段 + before-从句. 过多长的时间才…… 三、it用作形式主语 一、主语从句是在复合句中充当主语的从句,通常放在主句谓语动词之前或由形式主语it代替,而本身放在句子末尾。 1. It 作形式主语和it引导强调句的比较: It 作形式主语代替主语从句,主要是为了平衡...
⑷ It + is (about/high) time + (that) sb did/should do sth 意为“该是某人做…的时候了”, about/high是用于加强语气,that从句用should或动词一般过去时表虚拟。亦可转换成 It + is+ time +(for sb )to do sth. Eg : It’s (high/about) time (that) we handed in...
例Don't bother to arrange anything. Just leave it to me to sort out. 6. It用在不能直接跟宾语从句的动词后面,尤其是表示好恶的动词后,enjoy, like, love, dislike, resent, hate, don't mind, be fond of, feel like, see to 宾语从句紧跟it之后 例I hate it you...
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