12. The new tax policy only affects people on yearly income over ￥120 000 , _____, the very rich.
| A．by the way | B．as a result | C．in other words | D．as a matter of fact |
We regret _____ you that．because of the necessary repair, our library will be closed next month．
| A．to inform | B．informing | C．to inform of | D．of informing |
To my great joy．I got a chance to take a photo with Andy after the vocal concert, which I _____forward to for years．
| A．have been looking | B．had been looking |
| C．looked | D．had looked |
Li Ming, don't forget to turn off the lights before you leave the office, _____?
| A．won't you | B．should he | C．shall we | D．will you |
_____ is well known to the world is that China has very top technology in space industry．
| A．It | B．As | C．What | D．Which |
With two children _____ high school, the farmer couple have to work from morning till night．
| A．attended | B．being attended | C．attend | D．attending |