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【单选题】
在蒸气流量阶跃增大扰动下，汽包水位（）。A.
出现“虚假水位”
B.
立即上升
C.
立即下降
D.
不变
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反馈参考答案：
举一反三
【单选题】A: Could you install this equipment for me B: ______
A.
Come on, don"t you see I"m busy now
B.
Unless you can help me with my computer.
C.
It"s very heavy. It"ll be OK if you can find another hand.
D.
If I were you, I would do it myself.
【单选题】The word 'considered' in paragraph 5 could be best replaced by ______
A.
thought.
B.
rated.
C.
regarded.
D.
belceved.
【单选题】. 1931 was the year ________ a German company began to make the first tape recorders, _______ could record and play sounds on a tape wound around a round object.
A.
that ---Which
B.
which --- That
C.
when---which
D.
when--- that
【判断题】核心力量的作用是以中心肌群为核心,在整个动作过程中将不同关节的运动和多块肌肉群的收缩力量协同整合起来,形成“运动链”,从而使核心肌群对运动中的身体姿势、运动技能和专项技术动作起着稳定和支持作用。
A.
正确
B.
错误
【简答题】培养基按其不同用途一般可以分为 、 和 。
【简答题】暴饮暴食或酗酒最易引起的急腹症是什么?
【单选题】—Could you please have my car ready today? —Sure, the damage is not that serious, so it ________ be ready by 5：00 pm.
A.
should
B.
could
C.
might
D.
need
【单选题】—M r Smith, would you please speak a little more ________? —Sorry ! I thought you could follow me.
A.
quietly
B.
quickly
C.
slowly
D.
politely
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