—What about your self-drive trip yesterday?
—Tiring! The road is being widened, and we __________ a rough ride.
| A．had | B．have |
| C．would have | D．have had |
He has got himself into a dangerous situation ______ he is likely to lose control over the plan.
| A．where | B．which | C．where | D．why |
______, the concert began.
| A．The listeners having taken their seats | B．Having taken their seats |
| C．Having taken their places | D．Taking their seats |
---- You shouldn’t have gone there alone last night.
---- But I ______, because Xiao Wang went there, too.
| A．didn’t | B．had to | C．did | D．should |
---- There is a lot of smoke coming out of the teaching-building there.
---- Really? It _____ be a fire, most probably.
| A．can | B．ought to | C．have to | D．must |
If you don’t wait _______ the red light, you will be punished by the policeman.
| A．at | B．under | C．for | D．on |