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【单选题】
车站及运营线路上发生事故后的()工作,是降低各类损失、减少事故影响、缩短救援时间的重要环节。A.
请示报告
B.
调查研究
C.
预防措施
D.
吸取教训
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【单选题】听力原文： Fish live in water, but do they drink it? The answer is yes, but how fish drink water depends on where they live. Water gets into a fish's body through osmosis. Take a cell as an example, if the...
A.
Water absorbing ability.
B.
The cell's membrane.
C.
Its surroundings.
D.
The ability to maintain salt.
【单选题】Why does the text say that people do not drink enough?
A.
Because they don't drink after taking exercises.
B.
Because they don't like drinking water.
C.
Because they drink only when they are thirsty.
【单选题】At the very beginning of the conversation, what do the two speakers do?
A.
They drink to their old times and acquaintance.
B.
They talk about their old crowds and old gangs.
C.
They talk about their old times and acquaintance.
D.
They meet and talk with each other's old friends.
【简答题】下列选项中与 “亡羊补牢”意思最接近的是
【单选题】How about ________something after ________ some cleaning in the house? [ ]
A.
drink;do
B.
drinking;do
C.
drinking;.doing
D.
drink;doing
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