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【单选题】
地西的作用机制是A.
不通过受体，直接抑制中枢
B.
作用于苯二氮卓受体，增加GABA与GABA受体的亲和力
C.
作用于GABA受体，增加体内抑制性递质的作用
D.
诱导生成一种新蛋白质而起作用
E.
以上都不是
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举一反三
【单选题】According to the writer, new knowledge may come from
A.
relating new ideas to old ones
B.
advanced learners' ideas
C.
what we have already known
D.
making sense out of experiences
【简答题】A．Theoretical rather than applied knowledge is emphasized. B．Teachers come from all over the world. C．Each course does not last long. D．New ideas are seldom adopted in their teaching.
【单选题】When ____ to repairing a computer, I have little knowledge of it. [ ]
A.
I come
B.
it comes
C.
we come
D.
they come
【单选题】(come to) have knowledge of something through the mind
A.
conceive
B.
perceive
C.
receive
【判断题】we should mention where it come from when we use proverbs and common knowledge.
A.
正确
B.
错误
【单选题】All of us have come to understand that knowledge ____only from practice.
A.
has come
B.
came
C.
comes
D.
is coming
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