初中英语语法 急急急急~~~~

1.stop to do sth 停下来去做某事
2.stop doing sth 停下正在做的事
3.remember to do sth 记住要去做某事
4.remember doing sth 记住已经做过的事
5.forget 与 remember 用法一样
6.try to do sth 努力做某事
7.start to do sth = start doing sth 开始做某事
8.have got to do sth 必须做某事
9.can't help doing sth 情不自禁做某事
10.ask sb to do sth :叫某人做某事
11.buy sth for sb :为某人买某物
12.help sb (to) do sth :帮助某人做某事
13.be good at doing sth :擅长做某事
14.be good with sb :对某人好
15.tell sb to do sth :告诉某人做某事
16.tell sb about sth :告诉某人有关的事
......暂时记不起来了~~就这些~

买本参考书吧