Snowden arrived at Sheremetyevo International airport on June 23, _____ he was prevented from leaving for six weeks after the U.S. canceled his passport.
| A．which | B．where | C．when | D．what |
— Could you please wait for a while? 
— . I'm not in a hurry.
| A．Leave me alone | B．Take your time |
| C．Do as you like | D．You're welcome |
. Our club, which I mentioned just now, is open to all, age or sex.
| A．instead of | B．in place of | C．in case of | D．regardless of |
He kept smiling secretly and we were all wondering that made him so happy.
| A．how it did | B．what he did |
| C．how it was | D．what it was |
. After the terrorist attack last month, anyone at the airport heavy bags, bottles of liquid, or whatever, could be stopped and questioned by the police.
| A．seen carrying | B．seen carry |
| C．seen to carry | D．seen to be carrying |
. — Why did you go to the wrong office, Peter?
— Well, I forgot which room I was to go to.
| A．hoped | B．suggested | C．demanded | D．supposed |