last term上学期, give you some advice给你一些建议

　　why not 为什么不, make a mistake=make mistakes犯错误

　　correct spelling正确的拼写, what else?=what other things? 还有什么

　　a piece of advice 一条建议, follow /take one's advice采用别人的建议,

　　send sth to sb.=send sb. sth. 寄给某人 send for派人去请/取

　　send up发射. all the time一直

　　enjoy oneself=have a good time=have a great time=have fun, 玩得愉快

　　lots of =a lot of =many(可数)\much(不可数)许多 , ,

　　spend : sb. spend some time on sth.某人花费时间做某事

　　sb. spend some time (in) doing sth. 某人花费时间做某事

　　Sb. spend some money on sth. 某人花费钱买某物

　　Sb. spend some money (in) buying sth.某人花费钱买某物

　　Cost: sth. cost sb. some money 某物花去某人钱

　　pay: sb. pay some money for sth. 某人支付钱

　　Take: It takes (took) sb.some time to do sth.做某事花去某人时间

　　ask for 请求,要求, ask sb. for sth.向某人要某物

　　ask sb. to do sth.要求某人做某事 a piece of一块

　　enjoy doing sth喜欢做某事.finish,practise, mind, miss ,consider,keep, continue,这些词语后跟动名词形式V-ing

　　place sth.in =put sth. in 把某物放在…里面

　　else常修饰不定代词,关系代词或副词,也可修饰all, much,little等,else要位于其后。所有格为else's.

　　take a deep breath深呼吸, catch\hold one's breath屏住呼吸,

　　out of breath上气不接下气, wish sb. to do sth.希望某人做某事,