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【判断题】
对于钢筋混凝土用砂,其氯离子含量不得大于0.06%。
A.
正确
B.
错误
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【判断题】转向信号灯闪光器的闪光频率一般为100-150次/分钟。( )
A.
正确
B.
错误
【单选题】Tom _____ the girl that he _____ four years ago. [     ]
A.
married; engaged
B.
was married to; was engaged
C.
has been married to; was engaged to
D.
married with; was engaged in
【简答题】L’Union européenne s’est engagée ___________ amorcer les discussions ___________ les pays candidats.
【单选题】People who are _____ drugs can't go without them for a few hours, can they? [     ]
A.
addicted to
B.
engaged in
C.
satisfied with
D.
related to
【单选题】若当前文档与demo文件夹处于同级目录,test.html位于demo文件夹内,如何取到test.html?
A.
链接到test.html文件
B.
链接到test.html文件
C.
链接到test.html文件
D.
链接到test.html文件
【判断题】马克思认为,无产阶级不需要任何教育因素。()
A.
正确
B.
错误
【简答题】Les Etats membres se sont engagés ___________ un processus d’approfondissement de leur Union.
【单选题】Bushs life is described in the second paragraph to show that
A.
Bush is still actively engaged in social and political activities.
B.
Bush becomes more popular after his retirement from presidency.
C.
Bush is rather silent compared with his former colleagues.
D.
Bush shows no interest in Obama's administration and policies.
【判断题】带第二蒸发器的汽车制冷系统通常需要设置冷媒电磁阀来控制冷媒的流动方向。
A.
正确
B.
错误
【单选题】特殊标志位()可产生占空比为50%周期为1min的脉冲串,称为秒脉冲
A.
SM0.0
B.
SM0.4
C.
SM0.1
D.
SM0.5
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