manage to do sth 设法做成某事 afford to do sth 负担起做... wisth to do sth 希望做... apply A to B A运用B seem to 似乎 see to 调查 explai

到了) I was to have helped   him then . but I was too busy . 当时我本想帮他的忙，可我太忙了。(未帮他的忙) 3) 表示“意图，打算”之意的动词如 hope , wish , expect , t...

前有“do”的某种形式或者成分，后面跟的不定式不带to。 She has did nothing except playing with her younger brother. 除了和她弟弟玩耍，她什么也没做。 3、在小编的印象中，why not 这...

所谓温故而知新，前五点大家要记得回头认真瞄一眼。 6、不定式作表语与 to 的省略 当不定式用作表语的时候，其中的to 原则上是不能省略的。如： His aim is to make a million dollars in ten years. 他的...

不定式不带to的不定式哦。例如： You must brush your teeth every morning and night. 你必须每天早晚刷牙。 You ought to finish the task as soon as possibl...

本书。  But this historical data should be kept separate from the current problem determination artifacts, so as not to interfere...