题目内容

改变内能的方法只有热传递。

A. 对
B. 错

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刚性双原子气体的摩尔热容比是7:5

A. 对
B. 错

curious

A. 好奇的
B. 厉害的
C. 愚蠢的

What's the reality of the department stores in the US?

A. Many department stores in the US are in trouble.
B. Many department stores have better services now.
C. Many department stores have attracted old people.
D. Many department stores no longer display luxuries.

What's the new trend of shopping in the US?

A. Customers don’t have time to go shopping.
B. Online shopping only attracts young people.
Customers spend more time shopping online.
D. Customers don’t have money to buy luxuries.

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