— Sorry, I have to ________ now. It’s time for class.
— OK, I’ll call back later.
| A．hang up | B．hang on | C．hold on | D．hold up |
Only when he apologizes for his rudeness ______ to him again.
| A．I will speak | B．will I speak |
| C．do I speak | D．I speak |
It doesn’t matter if they want to come to your party, ______?
| A．doesn’t | B．does it |
| C．don’t they | D．do they |
It was with the help of the local guide ______ the mountain climber was rescued.
| A．who | B．that | C．when | D．how |
—What’s all that noise about outside?
—Oh, I forgot to tell you. The road to the railway station ______.
| A．will be widened | B．is to be widened |
| C．has been widened | D．is being widened |
We human beings should be very careful with what we do with nature, _____power is beyond our understanding.
| A．that | B．which | C．whose | D．where |