I’ll never forget the days ______ we spent together in the country.
| A．which | B．on which | C．when | D．on that |
We ______ to close the windows before we left the lab.
| A．tell | B．told | C．are told | D．were told |
Xiao Li _________ his hometown for ten years．
| A．has left | B．1eft | C．has been away from | D．went away from |
The beautiful coat ______ by her last month.
| A．is designed | B．is designing | C．was designed | D．was designing |
This CD-ROM can help you learn and have fun ______.
| A．at times | B．on time | C．at the same time | D．in time |
---I’m sorry. I _____ your printer for such a long time. ---Never mind.
| A．have borrowed | B．have lent | C．have kept | D．have bought |