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【多选题】
十八大以来,我国就业状况持续改善,成为经济社会发展一个亮点。其原因主要包括()A.
经济的平稳健康发展提供了就业机会
B.
商事制度改革激发了市场活力
C.
简政放权持续降低了就业门槛
D.
创业、就业政策发挥了积极效应
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【单选题】已知 Sn 4+ /Sn 2+ =0.15V , Cu 2+ /Cu =0.34V , Fe 3+ /Fe 2+ =0.77V , Cl2/Cl - =1.36V 在标准状态下能自发进行的反应是
A.
Cl 2 +Sn 2+ ® 2Cl - +Sn 4+
B.
2Fe 2+ +Cu 2+ ® 2Fe 3+ +Cu
C.
2Fe 2+ +Sn 4+ ® 2Fe 3+ +Sn 2+
D.
2Fe 2+ +Sn 2+ ® 2Fe 3+ +Sn 4+
【单选题】关于产生感应电流的条件,以下说法中正确的是
A.
导体在磁场中运动，导体中就一定有感应电流
B.
导体做切割磁感线运动，导体中就一定有感应电流
C.
穿过闭合电路的磁通量不为零，闭合电路中就一定产生感应电流
D.
无论什么方法，只要穿过闭合回路的磁通量发生变化，闭合电路中就一定产生感应电流
【单选题】Boy:How do you like your new school? Girl:I’m feeling great in my mew school. There are many interesting subject here. ( ) What’s the girl’s attitude towards her new school life?
A.
Positive.
B.
Pressed
C.
Disappointed
D.
Negative.
【简答题】词形填空。 1. How many ______ (teacher) are there in your school? 2. I have three _______( watch ). 3. There are some _______( orange) on the table. 4. Tom is a little _______ ( strong) than Mike. 5. I thi...
【简答题】How many principles are there in subject-verb concord?
【简答题】In the current economic downturn, many American schools are adding a new subject to the curriculum（课程）; financial literacy. One program in Virginia even gets students out of the classroom for a day to...
【单选题】Boy:How do you like your new school? Girl:I’m feeling in my mew school. There are many interesting subject here. ( ) What’s the girl’s attitude towards her new school life?
A.
Positive.
B.
Pressed
C.
Disappointed
D.
Negative.
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