Rewrite the following sentences as required(根据所给要求, 改写下列句子)
1.Walk near the river, Tom. (改为否定句)
_________ _________walk near the river. Tom.
2.You mustn't climb the trees in the park. (保持句意基本不变)
_________ _________the trees in the park.
3.This sign means you mustn't swim here. (对划线部分提问)
_________ _________this sign mean?
4.They must use the lift on the left. (对划线部分提问)
_________ _________must they use?
— May I have some hot tea, please?
-- __________
A.No, you may not. B.No, thanks.
C.Good idea! D.Sure. Here you are.
Look, Polly __________the flowers in the park. Let's stop him.
A.picks B.picked C.has picked D.is picking
-Must I finish the homework now?
-No, you_________. You can finish it after dinner.
A.mustn't B.can't C.may not D.needn't
It's summer in the picture _________ many students are wearing the summer uniforms.
A.because B.or C.if D.and
It usually takes Mum an hour __________to work by underground.
A.go B.going C.to go D.goes