When I first entered college as a _____, I was afraid that I was not able to do well in my studies.
A. sophomore
B. freshman
C. walkman
D. senior
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At first, he was afraid of being off by himself. Shortly, _____, he became used to living alone.
A. whatever
B. however
C. whoever
D. wherever
If you failed that exam you _____very hard.
A. can't have worked
B. shouldn't have worked
C. needn't have worked
D. wouldn't have worked
You look very well. You _____your holiday.
A. must have enjoyed
B. could enjoy
C. would enjoy
D. will have enjoyed
This was given to me as a present _____my graduation from high school.
A. on the occasion of
B. on the cause of
C. on behalf of
D. on the death of
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