—I’ve taken someone else’s green sweater by mistake.
—It _________ Harry’s. He always wears green.
| A．has to be | B．will be | C．mustn’t be | D．could be |
--Hello, is Mr. David in? ---_____.
| A．Who's calling | B．Who are you | C．I’m David | D．Are you Lucy? |
They were still working in the fields __ it had got dark.
| A．even if | B．as if | C．in so far as | D．so that |
Are you ___ to make the best of time and catch up with your classmates?
| A．determine | B．determining | C．determined | D．making your mind |
I thought it would be rainly that day, but it ___ to be fine.
| A．turned up | B．turned out | C．turned down | D．turned back |
The fact ___ she was often late for school made her teacher angry.
| A．which | B．that | C．if | D．whether |