I’m if there are UFOs.（飞碟）
A. sure not B. not sure
C. not be sure D. sure that
sweet music!
A. What an B. How C. What D. What a
____ is good _______ your health.
A. Walk, to B. Walking, for
C. To walk , with D. Walking, to
There _______ a party in Kangkang’s house tonight.
A. will has B. will be C. be D. will is
— Must I finish my homework today, Mom?
— No, you . You finish it tomorrow.
A.mustn’t, must B. won’t; need
C. don’t have to, can D. must ; should
．— do you do some cleaning?
— Three times a week.
A.How long B. How often C. How many D. How far
