Sailors like to go sight-seeing when they are ____________ in a foreign port.
A. off duty
B. in common
C. by chance
D. ahead of
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He has finished Book Six, but we haven't taken the exam ____________.
A. yet
B. already
C. still
D. also
There has been a serious of the disease in the North.
A. outbreak
B. output
C. outcome
D. outrage
The heat was extreme and the crops were seriously affected.
A. consciously
B. consequently
C. considerably
D. completely
Can you tell me ____________ the guests can put their coats?
A. what
B. why
C. where
D. which