The book was so interesting that he had read it for three hours __D__ he realized it.
A. unless
B. if
C. after
D. before
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—How far is it from Tianjin to Changsha? —It is a _A_ flight from Tianjin to Changsha.
A. 2hourlong
B. 2hourslong
C. 2 hours' long
D. 2 hour long
The movie is__ wonderful __B__I want to see it again.
A. too;to
B. so;that
C. as;as
D. so;as
—Mom,I'm afraid I can't win the competition. —Believe in yourself,my boy,and tell yourself__ B _.
A. to give up
B. not to give up
C. to give away
D. not to give away
I hope your dream will __A __in the future.
A. come true
B. come out
C. come in
D. come on