The sentence needs _______.
| A．improve | B．a improvement | C．improving | D．improved |
— Could I have a word with you, mum? — Oh, dear, if you ______.
| A．can | B．may | C．must | D．should |
The reason ______ at the meeting for being late was not reasonable.
| A．why he gave | B．what he gave | C．he gave | D．on which he gave |
With the guide _______ the way, we finally got to the village which we were looking for.
| A．led | B．leading | C．to lead | D．had led |
I was about to go to bed _____ one of my old classmates made a call to me.
| A．when | B．as | C．while | D．that |
A live program on TV is calling on people to ______ money or some other things to the people who have suffered from the flood in Henan Province.
| A．donate | B．lend | C．put | D．pay |