着手做……
set out for ...
动身去……
set up
建起,竖起;建立;提出(意见)
set aside
搁置一边;省钱,存钱
set down
写下,记下
⑥He sets about doing his homework after supper every day.
=He sets out to_do (do) his homework after supper every day.
每天晚饭后他开始做家庭作业。
4.I decided that it_was_time I became an Internet user.
我觉得该是我成为因特网用户的时候了。
It is/was time (that) ...“该做……的时候了”,该句型的变式有It's high/about time that ...,从句中谓语动词用“一般过去时或should+动词原形(should 一般不可以省略)” 表示虚拟,但其含义并非指过去,而是指现在或将来。
①It's high time that we realized/should realize how serious the pollution is and took/should_take (take) action to stop it.
现在到了我们该意识到污染的严重性并采取行动阻止污染的时候了。
(1)It's time for sth./It's time for sb. to do sth.
是某人该做某事的时候了
(2)It/This is the first/second/third ...time that ...
该句型表示“这是第一/二/三……次做某事了”,其中that 可省略,从句用现在完成时态。但是,当be 动词为 was 时,that 后的从句应用过去完成时态。
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