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【简答题】
某化工值班电工在巡检时发现电炉高压室35KVA相电流互感器有异响,将此情况汇报后,班长未采取任何安排和措施,只身爬上互感器铁架,并用手试探该互感器,受电击致伤。分析事故原因是( )。
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【判断题】在构成蛋白质的氨基酸中,亮氨酸、异亮氨酸、赖氨酸、苯丙氨酸、蛋氨酸、苏氨酸、色氨酸和缬氨酸等8种氨基酸在人体内不能合成,必须依靠食品提供,故被称为必需氨基酸,它们对人体有极其重要的生理作用。
A.
正确
B.
错误
【简答题】He almost didn’t see the old lady, stranded on the side of the road, but even in the dim light of day, he could see she needed help. So he pulled up in front her Mercedes and got out. Even with the sm...
【简答题】He offered the old lady his seat.
【单选题】回答下列各题 He saw the old lady and her car on the sideof the road．Hecould see she needed help．So he pulled up in front ofher car and got out． Even with the smile on his face．she was worried．He didn’t look...
A.
Shehad difficulty talking to a stranger．
B.
Shenoticed a forced smile on his face．
C.
Shefound him in trouble too．
D.
She feared he might hurt her．
【判断题】全球最大的视频网站一天上传的影像可以连续播放 100 年,这是影像信息过剩的时代,而微电影广告作为一种影像,承担着在众多广告信息中杀出重围,并把广告信息转化病毒进行传播的重任。
A.
正确
B.
错误
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