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【简答题】
试从化学结构上分析多潘立酮比甲氧氯普胺的中枢神经系统不良反应较少的原因。
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举一反三
【单选题】We don’t have to hurry as the bus for London at five in the evening.
A.
leaves
B.
left
C.
has been leaving
D.
has left
【判断题】在选优良品种时,应在专家的指导下,选用经国家有关部门鉴定的品种,这些品种多来源于科研单位、教学单位和经过国家验收认定的育种场内。
A.
正确
B.
错误
【单选题】—______ Emily is in such a hurry? —I don’t know. She might run to catch the bus.
A.
Do you think why
B.
Why you think
C.
Why not think
D.
Why do you think
【单选题】— Hurry up. The bus is coming. — Wait a minute. Don’t cross the street___________the traffic lights change to green. A. until B. after C. while D. since
A.
until
B.
after
C.
while
D.
since
【单选题】Everyone was on time for the meeting_____ Chris, who is always 10 minutes late for everthing.
A.
so
B.
only
C.
even
D.
yet
【单选题】---Hurry up. The bus is coming. ---Wait a minute. Don’t cross the street ___ the traffic light are green.
A.
if
B.
unless
C.
after
D.
since
【单选题】成人的0.1秒注意广度在小黑点上平均()个
A.
3—4
B.
4—6
C.
6—8
D.
8—9
【简答题】M: Excuse me, but I’d better 1)______________ . W: Can’t you stay 2)_____________ ? M: No. I’m sorry, but I really have to go. I’ll 3)____________ if I don’t hurry. W: When does the last bus go? M...
【单选题】Everyone was on time for the meeting _____ Chris, who is always 10 minutes late for everything.
A.
so
B.
only
C.
even
D.
yet
【判断题】成人的0.1秒注意广度在小黑点上平均6-8个
A.
正确
B.
错误
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