Don't trust such people __________ praise you to your face but speak ill of you behind your back.
| A．who | B．that | C．which | D．as |
—I’m worried about the coming test!
—______, you can do it!
| A．Don’t mention it | B．come on |
| C．Well done | D．Not likely |
The woman burst into tears ________she was announced the winner.
| A．that | B．instantly |
| C．unless | D．in case |
_______ you don’t have much experience in this field, why don’t you ask Professor
Wang for advice?
| A．Unless | B．In case |
| C．As long as | D．Now that |
Why ________ it rain on Sundays? We can’t go camping as planned. What a pity！
| A．should | B．can |
| C．must | D．may |
—Shall we have a smoke here?
—No, we _____ because this is gas station and the worker is carrying some petrol.
| A．can’t | B．needn’t |
| C．mustn’t | D．won’t |