John shut everybody out of the kitchen _______ he could prepare his grand surprise for the party.
| A．which | B．when |
| C．so that | D．as if |
All at once, I noticed that my wife __________ to be filled with alarm.
| A．appeared | B．came | C．turned | D．looked |
A recent survey revealed that __________ dogs barking incessantly in the night that we disliked most.
| A．was | B．there be | C．it was | D．there were |
If you __________ succeed, you must study as hard as you can.
| A．are going to | B．are to | C．will | D．should |
—Mike, why didn’t you come yesterday?
—I __________, but I had an unexpected visitor.
| A．had | B．would | C．did | D．was going to |
—What about the books?
—This kind of book __________ well.
| A．sell | B．are sold | C．is sold | D．sells |