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【单选题】
焊工不允许穿着带有铁钉的防护鞋是为了( )。A.
防扎脚；防磨擦产生火花
B.
防磨擦产生火花；防触电
C.
防扎脚；防触电
D.
防扎脚，防踩到别人
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反馈参考答案：
举一反三
【多选题】空间飞行时,飞行器的头部是承受最高温度和最大热流的部位,其表面温度最高可达5000°C,解决此“热障”的方法有()。
A.
辐射防热
B.
烧蚀防热
C.
吸收防热
D.
温控涂层
【单选题】The box on the floor is ______ heavy. I can't carry it. [ ]
A.
too many
B.
many too
C.
too much
D.
much too
【简答题】A．The more money goes into the campaign, the more democracy voters can enjoy. B．Too much money will result in a third party. C．Sufficient money may bridge the gap between the candidates and the voters...
【单选题】The boat is ______ small, we can't put _____ food in it. [ ]
A.
much too; so many
B.
much too; too much
C.
too much; much too
D.
too much; so much
【单选题】I'm sorry I can't go with you this weekend. I have ________ to do. [ ]
A.
much too homework
B.
too much homework
C.
many too homework
D.
too many homework
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