The shooting centre is about 50 kilometers ______Beijing.
| A．south of | B．in south of |
| C．the south of | D．southern of |
It took me a long time before I was able to fully appreciate what they _____ for me.
| A．had done | B．did |
C．would do | D．were doing |
With difficult problems ___, the president feels relaxed now.
| A．settled | B．settling | C．to settle | D．being settled |
Little _____ that we were watching his every move, so he seemed to be going his own way in his business.
| A．he realized | B．he didn’t realize | C．didn’t he realize | D．did he realize |
----_____he dropped out of school?
----His family has run into financial difficulties.
| A．Why was it that | B．Why was that | C．Why was that it | D．Why was it |
When I talked with my grandma on the phone, she sounded weak, but by the time we ____ up, her voice has been full of life.
| A．were hanging | B．had hung | C．hung | D．would hang |