Harry telephoned to the airport to______ whether Flight 24 for San Francisco is departing on time.
#11902
A
prove
B
ensure
C
confirm
D
identify
推荐题目
I want to get a job and I'll have an interview. So I'm an    .
#10534
A
interviewer
B
interviewee
C
employer
D
employee
New computers are soon out of date since newer models are ________ constantly.
#11385
A
turned up
B
turned out
C
turned down
D
turned over
I’m sure your suggestion will ____the problem.
#11813
A
contribute to solving
B
be contributed to solving
C
contribute to solve
D
be contributed to solving