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【单选题】
“Shipping advice” is a notice____.A.
produced by the seller
B.
produced by the buyer
C.
produced by the shipping company
D.
Produced by the owner
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举一反三
【单选题】砂浆采用机械搅拌时,投料顺序为______,搅拌时间不应低于_____.
A.
砂-水泥-掺合剂-水，1.5min
B.
砂-水-水泥-掺合剂，1.5min
C.
砂-水-水泥-掺合剂，3min
D.
砂-水泥-掺合剂-水，3min
【单选题】下列有关水的说法错误的是（ ）
A.
自然界的水中都含有杂质，属于混合物
B.
电解水的实验说明了水是由氢和氧两种元素组成的
C.
用肥皂水可以区分硬水和软水
D.
净化水的操作中，相对净化程度最低的是过滤操作
【单选题】听力原文： In many societies women ere not treated as the equals of men. In some societies women must always obey the men in their lives. Other societies deny women basic equality in education, in employme...
A.
Women enjoy equal fights in America.
B.
Discrimination against women still exists in America.
C.
Women should be allowed to vote for their leaders.
D.
Women are inferior to men in managing school affairs.
【单选题】In many societies, the person who fails to______to conventional behavior. is likely to be avoided by others.
A.
concede
B.
conform
C.
confine
D.
confer
【简答题】砌体砂浆宜采用机械搅拌，投料顺序为（）。搅拌时间不少于90s。
【单选题】有关车载导航仪及其所示电子地图,下列说法正确的是( )
A.
车载导航仪借助GIS实现精确定位
B.
车载导航仪通过RS获得交通信息
C.
电子地图可以实现人机交互功能
D.
电子地图不能显示自然地理信息
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