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【简答题】
Heavy snow may cover the rails tightly and thickly if it hasn’t been cleaned ______________.
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举一反三
【单选题】The doctor did everything they could the dying boy’s life, but they failed.
A.
saving
B.
to save
C.
saved
【单选题】Drink coffee when you're sleepy it's a good ______ and will help to keep you awake.
A.
incentive
B.
prompt
C.
stimulus
D.
appetite
【简答题】What are the main approaches to the study of semantics? Try to summarize them briefly.
【简答题】Can you briefly summarize the fundamental beliefs of the Puritans?
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