The task is too much for him, so he can’t continue ______any longer. He must get some help.
| A．singly | B．simply | C．alone | D．lonely |
They don’t allow ______ here. That is to say, we are not allowed _____ here.
| A．to smoke; to smoke | B．smoking; smoking |
| C．to smoke; smoking | D．smoking; to smoke |
—Why don’t we go and have a cup of tea?
—______.
| A．Yes, I think so | B．No, I don’t think so |
| C．That’s a good idea | D．Yes, we had |
-- Guess what? I have got A for my term paper.
-- Great! You ___ read widely and put a lot of work into it.
| A．must | B．should | C．must have | D．should have |
We’ll look into the case as soon as we can. Just be ________, please.
| A．slow | B．silent | C．patient | D．comfortable |
How the big forest fire has ________ remains to be a mystery.
| A．broken up | B．broken out | C．cut down | D．turned up |