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【简答题】
阅读理解,选择正确的答案。 Last weekend, Susan and her mother went to a shopping mall. Susan saw a beautiful skirt in that mall, and she wanted to buy it. But the price of that skirt was one hundred and fifty yuan, and that was too expensive to Susan, so she didn't buy it. At last, Susan came back with her mother, and she didn't buy anything. 1. Where did Susan go last weekend? [     ] A. She went to a supermarket. B. She is going to a shopping mall. C. She goes to a shopping mall. D. She went to a shopping mall. 2. What did Susan see there? [     ] A. She saw a beautiful shirt. B. She saw nothing. C. She saw a beautiful dress. D. She saw a beautiful skirt. 3. Was that thing she wanted to buy very expensive? [     ] A. Yes, it is. B. Yes, it does. C. Yes, it was. D. Yes, it did. 4. How much was it? [     ] A. It was 100 yuan. B. It was 150 yuan. C. It was 200 yuan. D. It was 250 yuan. 5. Did Susan buy it? [     ] A. No, she didn't. B. Yes, she did. C. No, she wasn't. D. Yes, she was.
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【单选题】一定量的理想气体,经历某过程后,温度升高了.则根据热力学定律可以断定
A.
该理想气体系统在此过程中吸了热
B.
在此过程中外界对该理想气体系统作了正功
C.
该理想气体系统的内能增加了
D.
在此过程中理想气体系统既从外界吸了热,又对外作了正功
【单选题】Talk to anyone in the drug industry,______ you'll soon discover that the science of genetics is the biggest firing to hit drug research since penicillin was discovered.
A.
or
B.
and
C.
for
D.
so
【单选题】一定量的理想气体,经历某过程后,温度升高了,则根据热力学定律可以断定
A.
该理想气体系统在此过程中吸了热。
B.
在此过程中外界对该理想气体系统做了正 功。
C.
该理想气体系统内能增加了。
D.
在此过程中该理想气体系统既从外界吸了热,又对外做了正功 。
【单选题】一定量的理想气体,经历某过程后,温度升高了.则根据热力学定律可以断定:
A.
该理想气体系统的内能增加了
B.
该理想气体系统在此过程中从外界吸收了热量
C.
在此过程中,外界对该理想气体系统做了正功
D.
在此过程中,理想气体系统既从外界吸收了热量,又对外界做了正功
【单选题】一定量理想气体,经历某过程后,它的温度升高了,则可以断定
A.
该理想气体系统在此过程中作了功
B.
在此过程中外界对该理想气体系统作了正功
C.
该理想气体系统的内能增加了
D.
在此过程中理想气体系统既从外界吸了热,又对外作了正功
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A.
宽板
B.
窄板
C.
薄板
D.
以上都是
【单选题】一定量的理想气体,经历某过程后,温度升高了.则根据热力学定律可以断定:
A.
该理想气体系统在此过程中从外界吸收了热量
B.
在此过程中,外界对该理想气体系统做了正功
C.
在此过程中,理想气体系统既从外界吸收了热量,又对外界做了正功
D.
该理想气体系统的内能增加了
【单选题】弯曲件在变形区内出现断面为扇形的是( )。
A.
宽板
B.
窄板
C.
薄板
D.
都不是
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A.
正确
B.
错误
【判断题】一定量的理想气体,经历某过程后,温度升高了,可以断定该理想气体系统的内能增加了
A.
正确
B.
错误
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