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【简答题】
查询所修课程成绩都大于等于85分的学生的学号和姓名，正确的命令是( )。 A.SELECT学号，姓名FROM student s WHERE NOT EXISTS (SELECT*FROM score se WHERE SC．学号=s．学号码AND成绩<85) from="" student="" s="" where="" not="" exists="" score="" sc="">=85) C.SELECT学号，姓名FROM student s，score sc WHERE s．学号=sc．学号AND成绩>=85 D.SELECT学号，姓名FROM student s，score sc WHERE S．学号=sc．学号AND ALL成绩>=85
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举一反三
【单选题】During the period of this Contract, both Parties should strictly ( ) the terms and conditions of this contract.
A.
abide of
B.
abide with
C.
abide by
D.
abide in
【简答题】both parties should ______(达到,符合) the international practice of trade during the contract execution.
【简答题】一般焊枪与焊体表面成 左右的夹角,填充焊丝与焊体表面为 。
【单选题】Both parties should have a( n) in case performance of the contract becomes overly burdensome or impossible because of events beyond their control.
A.
insurance clause
B.
escape clause
C.
inspection clause
D.
warranty clause
【单选题】During the period of this agreement, both parties should strictly ___ the terms and conditions of this agreement.
A.
abide by
B.
abide with
C.
abide of
D.
abide in
【多选题】当今世界科学探索从微观到宇观各个尺度上向纵深拓展,正在出现全球新一轮()变革加速演进的局面,中国既面临赶超跨越的难得历史机遇,也面临差距拉大的严峻挑战。
A.
科技革命
B.
文化变革
C.
产业变革
D.
军事变革
【简答题】在两个力作用下处于平衡的构件称为 ,此两力的作用线必过这两力作用点的 连线 。
【单选题】患者,女,27岁,妊娠37周,近日自诉左下肢酸胀,疼痛,小腿内侧出现了团块状隆起,晨起时消失,该患者出现了
A.
血栓闭塞性脉管炎
B.
深静脉血栓
C.
下肢静脉曲张
D.
妊娠所致的缺钙
E.
下肢软组织感染
【单选题】To avoid possible dispute( ) quality, both parties should describe the goods exactly the as the Buyer and Seller intend them to be.
A.
on
B.
in
C.
of
D.
at
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