1.动词如果在No后表示禁止做某事,动词要用ing形式,如:No swimming;

如果前面是don’t或者do not后面跟动词原形,如:Do not touch.

2.must, would, should (shouldn’t), can,may的区别

must表示必须一定做到的事情;would表示想要做的事情,would like to do sth.


must, should shouldn't, can,may都是情态动词,后面都跟动词原形。

3.I’d like=I would like 我想要某物 === I want…

I’d like to = I would like to我想要做某事 == I want to…

would like 想要的意思。可用于表示邀请,后面如果加动词用would like to +动词原形

例 1.I’d like some balloons. →Would you like some balloons?

=I want some balloons .→ Do you want some balloons ?

4. I’d like to watch TV . → Would you like to watch TV?

=I want to watch TV . → Do you want to watch TV?

5.介词in. on at的用法

in表示:“段”时间,常用在年份,月份,季节前, 也用在上午,下午和晚上前。

例如:in 1997 在1997年 in spring在春季 in May在五月

in the moring在上午 in the afternoon 在下午 in the evening在晚上