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【单选题】
长期应用β-受体阻断剂普萘洛尔，突然停药出现反跳现象的原因是()A.
β-受体被破坏
B.
β-受体失活
C.
β-受体增敏
D.
β-受体被占领
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反馈参考答案：
举一反三
【单选题】我国石油标准体积是指___________ (41742:第十一章_液体散货运输:2171)
A.
油温在15℃时的石油体积
B.
油温在20℃时的石油体积
C.
油温在45℃时的石油体积
D.
油温在60℉时的石油体积
【简答题】According to Leech, _____ meaning is thecommunicative value an expression has by virtue of what it refers to, over andabove its purely conceptual content.
【多选题】What might the communicative end be ?
A.
cooperation
B.
exchanging views
C.
negotiation
D.
reaching an agreement
【单选题】The Communicative Approach is an approach to foreign or second language teaching which emphasizes that the goal of language learning is ________________ .
A.
functional
B.
structural
C.
communicative competence
D.
interactional
【简答题】According to G Leech, ______meaning is the communicative value an expression has by virtue of what it refers to, over and above its purely conceptual content.
【判断题】It is believed that the more communicative an activity is, the less control it needs. ( )
A.
正确
B.
错误
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