A.What do you want? | B.What can I do for you? |
A.I can play the piano. | B.Yes, I do. | C.Yes, I can. |
A.Yes, she can | B.Yes, I can't | C.No, he can't. |
A.Yes, she can. | B.No, I can | C.I can |
A.their | B.them | C.himself |
A.make | B.making | C.to make |
A.helping | B.to help | C.help |
A.can | B.cans | C.are |
A.do | B.does | C.dose |
A.at | B.in | C.on |