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【单选题】
可激动阿片受体,也能阻断阿片受体的药物是A.
定
B.
美沙酮
C.
哌替啶
D.
酮
E.
喷他佐
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举一反三
【单选题】They lifted their heads to ______ in the fresh, clean air.
A.
breathe
B.
blast
C.
breath
D.
absorb
【单选题】He watched her face intently to catch every ____ of expression.
A.
nuance
B.
complexion
【简答题】考虑动车组的构造特点,一般情况下动车组进行调车作业采用( ),但遇到故障救援、非电气化区段调车等情况时,可采用( ) 调车方式。
【简答题】完形填空。 One afternoon, many years ago, I went to pick up my mother from work. I got there a little early so I 1 the car by the roadside, across the street from where she worked, and 2 for her. As I 3 ou...
【单选题】He watched her face intently to catch every _______ of expression.
A.
view
B.
move
C.
nuance
D.
glance
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