There is a “ No smoking “ sign here. You _________ smoke.

Lucy’s colour ____ blue because she likes to be the leader, so it ____ red.

—Nice to meet you , Mike.________? —Everything is OK. Thanks.
A What are you doing   B Where have you been 
C How is it going       D What’s wrong with you

－ Must I clean my rabbit’s hutch every day?
－ No, you ____________.

She doesn’t ______ a new dictionary because she bought _____ a week ago.

—Is that man Mr Hu?
—That ______ be Mr Hu. Because he has gone to Japan with his wife.

The red bike               be Hu’s. Hers is blue.

What              you do if you won in the lottery?

You are tired. You _____ go to bed early.

You_______ play with the knife. You ______ hurt yourself.