1) It is+adj.+for sb+to do sth. 做某事对某人而言是怎么样的(必要的)
2) It is+adj.+of sb+to do sth. 做某事,某人真是太怎么样了(太善良了)
3) sb.+find/feel/think/consider+it+adj.+to do sth. 某人认为做某事怎么样
4) sb. spend money/time doing sth. 某人花费时间做某事
5)lt takes/took sb. time to do sth. 某人花费时间做某事
6) sb. have (no) difficulty/trouble in doing sth. 某人做某事有(无)困难
7) the+比较级+(名词)+主语+谓语,the+比较级+(名词)+主语+谓语 越....,越......
8) A+谓语+倍数+as+adj/adv.原级+as B A 是 B 的.....倍......
9) too.....to.....太.....而不能
10) It is the+形容词的最高级+名词+that+主语+have/has done. 某人做过最......的事
11) It is the+序数词+time+that+主语+have/has done. 这是某人第几次做某事
12) 主语 have/has done since 主语 did/was/were 自从......以来,某人一直做
13) It is(high/about/very)time that +主语+did/should do...... 是时候某人该做某事
14) It is/was+被强调部分+that/who..正是/就是......
15) There is no denying/doubt that..... 毫无疑问.....
16) As we all know/As is known to us 众所周知.......(定语从句)
17) It is said / reported/estimated/generally believed that...据说/据报道/据估计/据普遍认为,........
18) The reason (why)........is/was that....的原因是.......
19) had better do sth. 最好做某事/不妨做某事
20) have nothing to do but do = have no choice/alternative but to do 别无选择只能做.....
21) However/ No matter how+adj./adv. +主语+谓语 无论多么 adj./adv.
22) Whatever/ No matter what+n.+主语+谓语 无论什么样的 n.
23) Whatever+主语+谓语 不论做什么
