15、Ask him how much .
A.did it cost B.cost it C.it costed D.it costs
14、I don't know .
A.where does he live B.what is he doing
C.where he lives D.what he is dring it
13、Don't forget your books to school.
A.bring B.to bring C.brought
12、Tom is kind. He would like you.
A.to help B.help C.helped
11、It's time home.
A.to go B.went C.going
10、The boss had them from morning to night.
A.worked B.working C.work
9、Does Jack want a writer?
A.be B.is C.to be
8、He saw Dick in and take a book away.
A.came B.coming C.come
7、The work is easy. Let him it by himself.
A.do B.to do C.doing
6、I heard Alice in the next door.
A.sings B.sang C.sing