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【单选题】
听力原文:M: Can't you knock on the door before you enter my office next time? W: Sorry, sir. It's just that I'm in such a hurry. Q: How does the man feel when he speaks to the woman? (17)
A.
Very sorry.
B.
A bit annoyed.
C.
Lonely.
D.
Surprised.
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举一反三
【单选题】毛果芸香碱不具有的作用是
A.
胃肠平滑肌收缩
B.
骨骼肌收缩
C.
眼内压下降
D.
心率减慢
【单选题】毛果芸香碱不具有的作用是
A.
收缩胃肠道平滑肌
B.
收缩骨骼肌
C.
降低眼内压
D.
减慢心率
E.
增加腺体分泌
【单选题】毛果芸香碱不具有的作用是
A.
胃肠平滑肌收缩
B.
骨骼肌收缩
C.
眼内压下降
D.
腺体分泌增加
【单选题】毛果芸香碱不具有的作用是
A.
眼内压降低
B.
骨骼肌收缩
C.
胃肠道平滑肌收缩
D.
腺体分泌增加
【单选题】毛果芸香碱不具有的作用是
A.
胃肠平滑肌收缩
B.
骨胳肌收缩
C.
眼内压下降
D.
心率减慢
【单选题】In a medium speed diesel engine, a trunk type piston may be cooled by_______Ioil circulation though passages in the piston crown IIheat transfer through piston rings and liner wall
A.
I only
B.
II only
C.
either I or II
D.
neither I or II
【单选题】【C19】
A.
dies back
B.
dies down
C.
dies out
D.
dies off
【单选题】“蔚蓝的海面雾霭茫茫”下一句是什么?()
A.
孤独的帆儿闪着白光
B.
再见吧,自由奔放的大海!
C.
喧声呼唤,你的沉郁的吐诉
D.
我全心渴望的国度啊,大海!
【单选题】Trunk-type diesel engine pistons are most effectively cooled by heat_____.
A.
conducted through the engine block
B.
conducted to water cooled cylinder walls
C.
conducted through the piston crown
D.
loss to escaping exhaust gases
【单选题】【C19】
A.
dies back
B.
dies down
C.
dies off
D.
dies out
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