高考英语必背句型：It's high time

　　It’s high/about time that somebody did (should do) (should通常不省略) …早就该……
　　[例句]
　　It’s time that you went to school.= It’s time that you should go to school.
　　It’s high time that we did something to improve our environment. 该是我们为环保做些事情了。
　　I think it’s high time that she made up her mind. 我想她该拿定主意了。