-- Why isn't Cathy here yet?
-- She to be picked up at the station.
| A．could wait | B．must wait | C．might be waiting | D．can be waiting |
The number of people present at the concert was______than expected . There were many tickets left .
| A．much smaller | B．much more | C．much larger | D．many more |
–Excuse me , Sir . Smoking is not allowed here .
–Oh, sorry. I __________.
| A．haven’t know | B．don’t know | C．hadn’t know | D．didn’t know |
Whenever you are _____ , you can ask us for help.
| A． in ruin | B． in reward | C． in trouble | D． in turn |
He said that his brother was the first _____ to the cinema.
| A． of getting | B． to get | C． got | D． getting |
As he _____ in the river for five hours, the thief looked very pale and hopeless.
| A． trapped | B．has been trapped | C． trapping | D．had been trapped |