“I don't think it's my ________that the TV blew up. I just turned it on，that's all，”said the boy.
| A．error | B．mistake | C．fault | D．duty |
Mary is ______ a translation of a French novel.
| A．engaged with | B．busy in | C．absorbed to | D．occupied with |
Plastic parts can ______ metal ones in many machines. But they don't last long.
| A．substitute for | B．be replaced with | C．take the place for | D．in place of |
—I’m thinking of the test tomorrow. I’m afraid I can’t pass this time.
—________！I’m sure you’ll make it.
| A．Go ahead | B．Good luck | C．No problem | D．Cheer up |
-- Mr. Brown, National Day is coming…
--- ______? Just occupy yourself in your study.
| A．So what | B．What if | C．How come | D．What for |
--- Mum, where are my gloves? Is the pair of gloves ______ mine?
--- Yes. You have to wear another pair.
| A．washing | B．have washed | C．having washed | D．being washed |