--- ____ you ever_____ the new Minyuan Stadium?
--- No, I haven’t.
| A．Do; visit | B．Have; visited | C．Did; visit | D．Are; visiting |
He sat downa computer.
| A．in the front of | B．in front of | C．in front | D． front of |
She learns more about her job
| A．day by day | B．day to day | C．one by day | D．one after one. |
How about inviting Miss Liu a picnic with us ?
| A．have | B．has | C． having | D．to have |
He came back night ,and he felt .
| A．at ; happily. | B．at; happy . | C．in; happy . | D．in; happily. |
Can I ask you to china before?
| A．What ;have been. | B．if ;have been. | C． how, have gone . | D．if ; have gone. |