Mr. Smith owns ______ collection of coins than anyone else I have ever met.
| A． larger | B． a larger | C． the larger | D． a large |
—You seem to have known Dr. Ken for a long time.
—That’s true. ________ he joined our club years ago.
| A．Since | B．Until | C．When | D．If |
You _______ her in her office last Friday; she’s been out of town for two weeks.
| A．needn’t have seen | B．must have seen | C．shouldn’t have seen | D．can’t have seen |
---Are you coming to Tom’s party?
---I’m not sure. I______ go to the concert instead.
| A．might | B．must | C．would | D．should |
When I arrived at the station, I found the train _________ for passengers.
| A．waited | B．had been waiting | C．would wait | D．wait |
—How long are you staying in Nanan?
—I have no idea. __________.
| A．Never mind | B．That’s all right | C．It depends | D．It doesn’t matter |