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【简答题】
如图所示, abcda 为 1 mol 单原子分子理想气体的循环过程,求: (1) 气体循环一次,在吸热过程中从外界共吸收的热量; (2) 气体循环一次对外做的; (3) 证明 在 abcd 四态 , 气体的温度有 T a T c = T b T d
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举一反三
【单选题】What was the place like where Cather grew up?
A.
It was cold, plain and without a church.
B.
It was vast, open, flat, and wild.
C.
It was like a German Christmas card.
D.
It was a colorful world of wild flowers.
【单选题】What was the place like where Cather grew up?
A.
It was cold, plain and without a church.
B.
It was a colorful world of wild flowers.
C.
It was like a German Christmas card.
D.
It was vast, open, flat and wild.
【单选题】有以下程序：
A.
1，2，3，4，5，6，7，8，9，0，
B.
0，9，8，7，6，5，1，2，3，4，
C.
0，9，8，7，6，5，4，3，2，1，
D.
1，2，3，4，9，8，7，6，5，0，
【单选题】Was the weather nice?______,It was cold and windy every day. [ ]
A.
Yes. it is
B.
No, it isn't
C.
Yes, it was
D.
No, it wasn 't
【简答题】设置网店招牌,截图上传。
【单选题】What was the place like where Cather grew up?
A.
It was cold, plain and without a church.
B.
It was a colorful world of wild flowers.
C.
It was like a German Christmas card.
D.
It was vast, open, fiat and wild.
【简答题】1×2×3×4×5×6×7×8×9×0=______．
【单选题】What was the weather like in most of North and South America in 2002?A.It was cold.
A.
What was the weather like in most of North and South America in 2002? A.It was cold.
B.
It was wet.
C.
It was dry.
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