I would not have chosen law as my major if I ____that it was so difficult to find a job.
A. know
B. knew
C. had known
D. have known
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_______ in a quieter voice,she asked how long he’d been married.
A. Continuing
B. Continued
C. Having continued
D. To continue
Where did you meet him this morning?It was in the hotel ______ he stayed.
A. where
B. which
C. when
D. what
It is essential that he _____ us informed.
A. has kept
B. keeps
C. keep
D. keeping
It was not until 1870 ______ President Ulysses Grant made Christmas a federal holiday.
A. which
B. what
C. that
D. how