I don’t know _______________.
| A．how did jack think up the plan. |
| B．Jack how thought up the plan. |
| C．Jack how to think up the plan. |
| D．how Jack thought up the plan. |
On snowy days, a driver must drive as ____as possible.
| A．fast | B．slowly | C．wisely | D．carefully |
Everyone arrived on time ____ the traffic was so terrible.
| A．if | B．unless | C．though | D．because |
—Excuse me. Can I take this seat?
— __ A girl sat here just now. Maybe she went to WC.
A. I am afraid notB. I can’t hear you
C. It doesn’t matter D. It’s nothing
—Could you please sweep the floor? I’m going to cook dinner.
— ________. I’ll do it at once, Mom.
| A．I’m afraid not | B．You’re kidding |
| C．It’s a shame | D．My pleasure |
I don’t think the newly-directed film by Zhao Wei is as interesting as people say, ______?
| A．do you | B．don’t you |
| C．is it | D．isn’t it |