摘要：
Howmanystudents arethereinyourclass?你们班有多少人?15.begoodfor/begoodto/begoodatbegoodfor表示"对……有... How many students are there in your class? 你们班有多少人?15. be good for/ be good to/ be good at
be good for 表示"对……有好处",而be bad for表示"对……有害";be good to表示"对……友好",而be bad to表示"对……不好"
;be good at表示"擅长,在……方面做得好",而be bad at表示"在……方面做得不好".
Doing eye exercises is good for your eyes.做眼保健203对你的眼睛有好处.
Eating too much is bad for you health.吃的太多对你的身体有害.
Miss Li is good to all of us.李老师对我们所有的人都很友好.
The boss is bad to his workers.这个老板对他的工人不好.
Li Lei is good at drawing, but I'm
bad at it.李雷擅长画画,但是我不擅长.
16. each/ every
each 和every都有"每一个"的意思,但含义和用法不相同.each从个体着眼,every从整体着眼.each 可用于两者或两者以上,every只用于三者或三者以上.
We each have a new book.
我们每人各有一本新书.
There are trees on each side of the street.
街的两旁有树.
He gets up early every morning.
每天早晨他都起得早.
