If you are hunting chance to improve yourself in English, I think the English corner will be ________smart choice.
| A．a; a | B．a; the | C．the; a | D．the; the |
Substances will expand or contract ______ heated or cooled, but this is not the case with water.
| A．when they will be | B．if they will be |
| C．as they being | D．when |
You can arrive in Beijing earlier for the meeting __ you don’t mind taking the night train.
| A．provided | B．unless | C．though | D．until |
The old woman has loved Tom _____ he were her son.
| A．because | B．as | C．if | D．as though |
She heard a terrible noise, ___brought her heart into her mouth.
| A．it | B．which | C．this | D．that |
They agreed to rent the house ______ the roof should be repaired.
| A．on condition that | B．as soon as | C．when | D．unless |