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【单选题】
How to create enough jobs for the laid-off workers is a(n)________problem for which there is no simple solution.A.
delicate
B.
internal
C.
emergency
D.
complex
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【单选题】听力原文：W: Do you live very far from your work? M: The distance is about 30 miles.But it doesn't seem that far.The road is good and there's not much traffic. Q: How does the man feel about driving from h...
A.
He feels satisfied with it.
B.
He thinks the distance is too far.
C.
The road is good but there's heavy traffic.
D.
30 minutes' driving is a piece of cake for him.
【简答题】有一瓶质量为 M 的氢气,温度为 T ,视为刚性分子理想气体,则氢分子的平均平动动能为 ____________ ,氢分子的平均动能为 ______________ ,该瓶氢气的内能为 ____________________ .
【简答题】有一瓶质量为M的氢气(视作刚性双原子分子的理想气体),温度为T,则氢分子的平均平动动能为____ ____,氢分子的平均动能为____ ____,该瓶氢气的内能为____。
【简答题】有一瓶质量为M kg 的氢气(视作刚性双原子分子的理想气体),温度为T , 则氢分子的平均平动动能为 , 氢分子的平均动能为 , 该瓶氢气的内能为 。
【单选题】听力原文：W: Do you live very far from your office? M: About 15 kilometers, but it doesn't seem that far. The road is good and there isn't much traffic. Q: How does the man feel about driving from his home...
A.
He thinks 15 kilometers is too far.
B.
He's sorry that there is so much traffic on the road.
C.
He's satisfied with the driving conditions.
【简答题】参考教材任务7-1,完成U形、圆形及不规则图形轨迹的示教,虚拟工作站详见附件。 项目7-任务7.1_打包工作站.rar
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