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【多选题】
经济规律的客观性意味着A.
经济规律是在一定客观经济条件基础上产生的
B.
经济规律不以人们的主观意志为转移
C.
人们在经济规律面前是无能为力的
D.
人们可以认识和利用经济规律
E.
人们必须尊重经济规律和按照经济规律要求办事
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皮皮学刷刷变学霸
举一反三
【单选题】Many things can ______ the earth, for example, car fumes and garbage.
A.
recycles
B.
produce
C.
harm
【简答题】根据句意,用括号中所给代词的适当形式填空。Those ( ) ( child ) are ( ) ( I ) father’s students.
【简答题】根据对话内容,用方框中所给词的适当形式填空。 report, so, parents, same, understand, child, that, much A generation gap (代沟) has become a serious problem. I read a 1. about it in the newspaper. Some children have killed the...
【简答题】用所给代词的适当形式填空 1. This is not my pencil-box. _______ ( I ) is in the bag. 2. Trees are planted in ______ ( we ) country every year, which makes our country more and more beautiful. 3. ---Is that bike Mi...
【简答题】根据短文内容，用方框中所给单词的适当形式填空，每词限用一次。 The generation gap (代沟) has become a serious problem. It’s reported that some children may kill themselves if they ____小题1:____ with their parents. I think it is because...
【简答题】根据句意,用括号中所给代词的适当形式填空。Thanks for helping ( )( I ).
【简答题】简述 影响国际储备需求数量的主要因素。
【单选题】要产生磁共振现象 , 则射频脉冲
A.
频率等于自旋核在主磁场中的旋进频率
B.
持续日时间等于弛豫时间 能使合磁矢量偏转 90
C.
能使合磁矢量偏转 90
D.
能使合磁矢量偏转 180°
E.
频率连续变化
【简答题】用所给代词的适当形式填空。 1. This is not your book. It is ___________ (my). 2. — Is that ___________ (you) computer? No, it is ___________ (she). 3. I made it by ___________ (mine). 4. You can speak to _________...
【单选题】要产生磁共振现象,则射频脉冲
A.
频率等于自旋核在主磁场中的旋进频率
B.
持续时间等于弛豫时间
C.
能使合磁矢量偏转 90°
D.
能使合磁矢量偏转 180
E.
频率连续变化
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