_____，memories of staying abroad as an exchange student flooded into his mind.
A. Listening to these songs
B. Having listened to these songs
C. He was listening to these songs
D. When he listened to these songs
You had better book rooms at the hotel in advance _____you should find no room on your arrival.
A. so that B. even if C. in case D. now that
If you sit in an office all day long and rarely _____, you’re likely to suffer from neck and
back pains.
A. cut in B. work out C. break down D. stay up
—Larry, I will call you at 6 o’clock tomorrow morning.
—Thanks, Mum. But it’s too early. I _____then.
A. am sleeping B. am to sleep
C. will be sleeping D. has slept
Don’t be afraid of challenge; there is _____like it to bring out the best in a person.
A. somebody B. nobody C. everything D. nothing
_____as a responsible person ，Tony was appointed head of the department.
A. Judging B. Judged C. Having judged D. To be judged
