1.What about going shopping?
同义句1:（Would）you (like) (to) go shopping with me?
同义句2:(How) (about) (going) shopping?=(Why) (not) (go) shopping?
2.All her classes are interesting.
同义句:(All) (of) her classes are interesting.
3.Turn off the light.
同义句：(Don't) turn (on) the light.
4.I don't know.
同义句:I have (no)(idea).
5.Let us study hard.
反义疑问句：Let us study hard,(will)(you)?
6.Let's go boating.
反义疑问句：Let's go boating,(shall)(we)?
7.Come in,please.
反义疑问句：Come in,please,(will)（you)?
8.Raise your hand.
同义句：(Put) (up) your hand.
9.Close the window,please.
同义句：(Shut) (up) the window,please.=(Don't) (open) the window,please.
10.Mom tells me to go to bed early.(对go to bed early提问）
(What) (does) Mom (tell) (you) to (do)?
11.Why don't you go there by bus?(同义句)
(Why) (not) (go) there by bus?