If ______, the politician promised to do all he could to promote public welfare.
A. elected
B. having been elected
C. was elected
D. to be elected
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When Harry first started in university, he really felt ______ with his major-philology.
A. at will
B. at worst
C. at sea
D. at work
—I wonder ______ Jason changed his mind to take part in the movement. —After he listened to the speech by Mr. King.
A. when that was
B. when was is that
C. when it was that
D. when was that it
—Have you moved into the new house —Not yet, the rooms ______.
A. had painted
B. are painted
C. are being painted
D. are painting
After the new technique was introduced, the factory produced ______ cars in 2012 the year before.
A. twice as many; as
B. twice as more; as
C. twice the number of; than
D. twice many; as