--- Where is your mother?
--- She _______ to Sichuan on business. She has ______ there four times recently.
| A．has gone; gone | B．has been; been |
| C．has gone; been | D．has been; gone |
If by any chance Peter comes to us ,please ask him to leave a _________.
| A．letter | B．sentence | C．message | D．notice |
－Where’s Lisa,Eric?
－She __________ to the library.
| A．goes | B．had gone | C．has gone | D．would go |
I don’t remember when and where I __________ this umbrella.
| A．buy | B．have bought | C．will buy | D．bought |
－What’s his brother?
－He is a teacher.He__________ maths at a school.
| A．taught | B．has taught | C．teaches | D．will teach |
－Help yourself to some more meat,Linda.
－_______________.
| A．I’m full,thanks | B．It’s my pleasure |
| C．It dosen’t matter | D．Very well,thank you |