Had they known what was coming next, they________ second thoughts.
| A．may have |
| B．could have |
| C．must have had |
| D．might have had |
The tour was fantastic in general, our car broke down on the way back.
| A．as | B．though | C．whether | D．since |
you get there, please be there in time, because is late won't be admitted into the meeting hall.
| A．No matter how; no matter who |
| B．However; no matter who |
| C．No matter how; whomever |
| D．However; whoever |
Little to help the poor bird, whose wing was badly injured.
| A．Tom does | B．does Tom | C．does Tom do | D．did Tom do |
The boy insisted that he old enough, and the right to make his own choice.
| A．was; be given | B．was; was given | C．be; give | D．is; given |
They became friends again that day. Until then, they _____ to each other for nearly two years.
| A．won't speak | B．haven't spoken |
| C．hadn't spoken | D．haven't been speaking |