1It was not until the accident happened_______.
A. when Ibecame aware of my foolishness
B. when myfoolishness became obvious
C. that didI realize my foolishness
D. that Ibecame aware of my foolishness
2As we know, physics _______the science ofenergy.
A. was
B. were
C. is
D. are
3The train _______of the station right ontime.
A. pulled
B. pulleddown
C. pulled on
D. pulledout
4I like this song_______ your opinion.
A. in spite
B. despiteof
C.regardless of
D. likewise
5______yousay, he won’t listen to you.
A. No matterwhere
B. No matterwhat
C. However
D. whichever
6Where did you get your watch ________?
A. repair
B. to repair
C. repaired
D. repairing
7He didn’t come yesterday. He ______busyworking in the lab.
A. must be
B. wouldhave been
C. must havebeen
D. would be
8______, he must be totally exhausted aftera two weeks’ trip by bus.
A. Beingvery strong
B. A astrong man
C. Strong ashe is
D. As he isstrong
9 How I wish that I ________law when I wasat college!
A. hadlearned
B. wouldhave learned
C. learned
D. wouldlearn
10No sooner ______than he realized that heshould have remained silent.
A. the wordshad spoken
B. had thewords spoken
C. the wordshad been spoken
D. had thewords been spoken