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【单选题】
红色翡翠致色的机理是( )。A.
因色素离子铁致色
B.
因微粒赤铁矿致色
C.
因微粒褐铁矿致色
D.
因铬离子致色
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皮皮学刷刷变学霸
举一反三
【单选题】Her father didn't ______ her staying out late.
A.
approve of
B.
critical of
C.
turn out
D.
control
【单选题】My aunt never married because her father didn't_______ to her marriage to a man she loved.
A.
confirm
B.
consent
C.
content
D.
contend
【简答题】According to the last paragragh, Sally wanted to give up swimming but her father didn't agree. If you were Sally, what would you do?
【单选题】Though her father didn't like the young man, she married him . [ ]
A.
somewhat
B.
anyhow
C.
whereas
D.
anywhere
【单选题】Jane never married because her father didn't ___ to her marriage to a man she loved.
A.
consent
B.
confirm
C.
contend
D.
conceive
【单选题】下列说法正确的是( )
A.
沿着电场线方向,场强一定越来越小
B.
沿着电场线方的指向,电势一定越来越低
C.
沿着电场线的方向移动电荷,电势能逐渐减小
D.
在电场力的作用下,正电荷一定从高电势处向低电势处移动
【简答题】先进的交通管理系统终端用户可分为:________终端、________终端、环境终端和其他子系统。
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