—How much ____the pair of trousers ?
—Sixty dollars _____enough .
| A．is, is | B．is, are | C．are, is | D．are, are |
If Iyou,Ibuy a bike for him.
| A．was,would | B．was,could | C．were,would | D．were,could |
--Do you know the girlis talking to your teacher?
---She is my new classmate Sarah.
| A．who | B．whom | C．which | D．whose |
----Who’s the little baby in the photo,Susan?
---It’s me ,this photo ten years ago.
| A．took | B．was taken | C．is taken | D．takes |
—Mary could swim when she was six years old.
--- .
| A．So could I | B．So did I | C．So I could | D．So was I |
–What about _____hiking this afternoon? --Great.I’d likewith you.
| A．to go,going | B．going ,to go | C．to go,to go | D．going,going |