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【单选题】
Liz's friend thinks that Liz________________________.A.
should go back to college
B.
should go and talk with a college kid
C.
is behaving in an immature way
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举一反三
【单选题】When pitch, stress and length variations are tied to the sentence rather than to the word, they are collectively known as ________.
A.
intonation
B.
tone
C.
phoneme
D.
sentence stress
【简答题】心脏起搏器
【简答题】The business buying center is the group of people who make purchasing decisions on behalf of a company.
【判断题】In the business buying center, buyers are given formal responsibility for making the purchase while deciders are the individuals who authorize those decisions.
A.
正确
B.
错误
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