. Many a professor _____ looking forward to visiting Germany now. Many scientists _____ studied animals and plants in the last two years.
| A．is; have | B．is; has | C．are; have | D．is; are |
On the opposite wall _____ one map _____ dozens of pictures．
| A．hangs , and | B．hangs ; as well as | C．hang ; or | D．is hanged ; with |
The reason ______ his coming to China is ______ he wants to study in China．
| A．why; that | B．why; because | C．for; that | D．for; because |
．The children are having a good time, ______ with sand, others with toys．
| A．some of them playing | B．some of them are playing |
| C．some of them | D．who playing |
It is obvious that talking about something behind others is what everyone will not ______．
| A．come up with | B．put up with |
| C．keep up with | D．catch up with |
．The media today can draw public attention to _______help is actually needed．
| A．that | B．which | C．where | D．whose |