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【单选题】
过期妊娠是指妊娠超过A.
43
B.
42
C.
41
D.
40
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举一反三
【单选题】Both of these types of people are usually ______ their character.
A.
regretting of
B.
sensitive about
C.
proud of
D.
unaware of
【简答题】尝试用下面模式搭建编程平台:编辑器+编译器 要求: 1、用程序运行成功的截图 2、编辑文档说明搭建的过程
【单选题】Who usually looks after the children in a both motherless and fatherless family in America?
A.
The children's aunt.
B.
The children's nursery or school.
C.
The children's grandmother.
D.
The children's neighbour.
【简答题】角度数字一律按（ ）方向书写
【简答题】实际金属晶体多为（）晶体，其理化和力学性能在不同方向上表现出（）。
【单选题】AC and DC generators are similar in that they _____.
A.
both generate alternating voltages
B.
both rectify the voltage before delivery
C.
are constructed at the same physical size for the same kilowatt rating
D.
both supply three-phase power
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