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【单选题】
关于水泥窑“两个热系统”理论,下列描述不正确的是( )。A.
该理论奠定了悬浮预热窑和预分解窑的理论基础。
B.
是20世纪50年代德国学者埃根(H·Eigen)提出了。
C.
该理论认为在系统边界上气体与物料的温度差是衡量窑热效率的重要指标。
D.
以物料温度400℃作为两个热系统的“边界”。
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【单选题】This new style of sports shoes is very popular and it is in all sizes.
A.
important
B.
active
C.
available
D.
famous
【简答题】阅读理解。 t Your Degree at Home! Have you ever wondered what a degree might be worth to your job or career? It means a lot of Americans with an Associate Degree average nearly $ 10,000 more in their earni...
【判断题】Sports Illustrated is the most popular weekly American sports magazine. In this sentence, Sports Illustrated is the topic and American sports magazine is the controlling idea.
A.
正确
B.
错误
【单选题】If you ________ home without a word, your parents wouldn't be so worried now.
A.
didn't leave
B.
couldn't have left
C.
hadn't left
D.
shouldn't leave
【简答题】下列公式不正确的是_______。
【单选题】This popular sports car is now being _____ at the rate of a thousand a week.
A.
turned down
B.
turned out
C.
turned up
D.
turned on
【简答题】下列公式不正确的是（ ）。
【简答题】This
popular sports car is now being _____ at the rate of a thousand a week.A. turned down B. turned up C. tuened out D. tuened on
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