1 Do you have to you study a lot?
Yes. I have to study every night.
2Must I keep food in the tent?
No, You mustn’t. It‘s not allowed.
3I have a terrible headache.
I think you should take an aspirin.
4Can I go out with my friends tonight?
Yes. but you mustn’t come home too late.
5You shouldn’t throw those bottles away!
Oh! You‘re right we should recycle them.
6 Can I watch that movie tonight,Mum?
Yes, you can.
7What time is the plane leaving?
Ten. We have to hurry!
8 What should I take to the party tonight?
I’m not sure. Maybe you could take a box of chocolates.