題目內(nèi)容
(請給出正確答案)
[主觀題]
Polar explorers have to be extremely ______ to endure the abominable climate and other har
dships.
A.rough
B.hard
C.tough
D.cautious
答案
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題目內(nèi)容
(請給出正確答案)
A.rough
B.hard
C.tough
D.cautious
答案