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【单选题】
下列说法正确的是(  )
A.
Mg的摩尔质量是24g
B.
用酒精可以萃取碘酒中的碘
C.
微生物可以用摩尔作单位
D.
胶粒直径在1~100nm,光照胶体有光的通路
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参考答案:
举一反三
【单选题】可以自由通过红细胞膜的物质是
A.
水、氧气和二氧化碳
B.
葡萄糖、氨基酸和尿素
C.
正离子
D.
以上都能自由通过
【单选题】Recently a number of cases have been reported of young children ______ a violent act preciously seen on television.
A.
modifying
B.
duplicating
C.
accelerating
D.
stimulating
【单选题】关于胎儿期的特点以下哪项不正确
A.
胎儿完全依赖母体生存
B.
胚胎前3个月易受各种不利因素影响而导致流产或死胎
C.
孕母的健康、营养及疾病对胎儿影响大
D.
孕母所处的工作、生活环境对胎儿影响不大
E.
孕母用药对胎儿影响大
【单选题】Recently a number of cases have been reported of young children iterate a violent act previously seen on television.
A.
modifying
B.
duplicating
C.
accelerating
D.
stimulating
【单选题】Recently a number of cases have been reported of young children ______ a violent act previously seen on television.
A.
modifying
B.
duplicating
C.
accelerating
D.
stimulating
【单选题】Recently a number of cases have been reported of young children______ a violent act previously seen on television.
A.
modifying
B.
signifying
C.
abiding
D.
duplicating
【简答题】建立机器人系统之后 ,在 “ 基 本 ” 功能选项卡中的 Freehand 中的( ),( ),( )等多种操作方式。
【单选题】Recently a number of eases have been reported of young children ______ a violent act previously seen on television.
A.
duplicating
B.
modifying
C.
accelerating
D.
stimulating
【单选题】关于胎儿期的特点以下哪项不正确
A.
胎儿完全依赖母体生存
B.
孕母用药对胎儿影响大
C.
孕母的健康、营养及胎儿影响大
D.
孕母所处的工作、生活环境最胎儿影响不大
E.
胚胎前3个月易受各种不利因素影响而导致流产或死胎
【单选题】Recently a number of cases have been reported of young children ______ a violent act previously seen on television.
A.
stimulating
B.
duplicating
C.
modifying
D.
accelerating
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