I ___in North China, but now I ___ the weather in South China.
| A．used to live, am used to | B．used to living ; used to | C．was used to living; am used to | D．used to live; uesd to |
It is really important for parents to reach a ______ between what they want and what their kids desire.
| A．conclusion | B．compromise | C．communication | D．consensus |
I didn’t like the color of the coat my mother bought me, so she went back to _______ it for another one.
| A．replace | B．exchange | C．afford | D．measure |
He was seriously injured in the traffic accident. _______ is now no possibility _____ he will make a full recovery.
| A．It; whether . | B．It; that | C．There; whether | D．There; that |
At night, plants _________carbon dioxide and at the same time _________oxygen. So, we may put some in our bedrooms to purify the air.
| A．take in, give out | B．take up, give off |
| C．take in, give in | D．take off, give up |
Only when I left home to go to college ___ how much my mother had done for me.
| A．did I realize | B．I realized | C．had I realized | D．I had realized |