She understood what I was talking about, ____ it was the first time we had spoken together.
A. whether B. as if C. even if D. Since
Mr. Black _____ for Shanghai in a few days. Do you know when the earliest plane ____on Sunday?
A. leaves; takes off B. is leaving; takes off
C. is leaving; is taking off D. leaves; is taking off
That hero who died in the war was so brave that he never _____ to the enemies until death.
A. gave up B. gave out C. gave away D. gave in
The reason _____he was absent was _____ he was ill and unable to go to school.
A. which; that B. why; because C. which; because D. why; that
Mr. Brown is _____ a teacher to us; we look on him as our friend.
A. not more than B. no more than C. more than D. less than
He commanded that the students ______the classroom before he returned.
A. didn’t leave B. wouldn’t leave C. not leave D. couldn’t leave