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【单选题】
--Were you late for the film? --Very late. Half of it by the time we the cinema.A.
was shown; reached
B.
had been shown; reached
C.
was shown; had reached
D.
had been shown; lad reached
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举一反三
【单选题】混合物中组分 i 的逸度的完整定义式是
A.
d G ( ___ ) i =RTdln f ( ^ ) i , [ f ( ^ ) i /(Y i P)]=1
B.
d G ( ___ ) i =RTdln f ( ^ ) i , [ f ( ^ ) i /P]=1
C.
dG i =RTdln f ( ^ ) i , f i =1
D.
d G ( ___ ) i =RTdln f ( ^ ) i , f ( ^ ) i =1
【简答题】如果a、b表示旋转椭球的两个轴, 。请说明c的几何意义。
【简答题】根据短文，判断正误（正确写“T”，错误写“F”）。 Jim wants to borrow a book from a library. He comes to the library with Jack. They can't see any people there, but only some robots (机器人). Then Jim says to one robot, 'I, giv...
【简答题】Jim likes reading very much. One day, he wants to borrow a book from the . He goes there Jack. They can’t see librarians, only some robots (机器人) standing there. Then Jim says to one of , “Hey, give me...
【简答题】合金的组织可分为固溶体、 和 三类。
【简答题】固态合金的组织可分为 、 和 三类。
【简答题】合金的组织可分为 、 、 三类。
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