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【多选题】
下列关于向量积的运算,错误的是( )A.
B.
C.
D.
E.
F.
向量的向量积的运算可以像多项式的乘法那样进行展开。
G.
向量积的运算过程，向量的次序可以任意颠倒。
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举一反三
【单选题】Questions 9 to 12 are based on the conversation you have just heard.
A.
Cages should be removed from the zoos.
B.
Wild animals should not be rescued.
C.
Animals should live their own way.
D.
Zoos should not prolong animals?life.
【单选题】Questions 9 to 12 are based on the conversation you have just heard.
A.
To show the woman around his neighborhood.
B.
To share the apartment with the woman.
C.
To buy a new set of furniture.
D.
To contact the landlord soon.
【单选题】12 Questions 9 to 12 are based on the conversation you have just heard.
A.
Cages should be removed from the zoos.
B.
Wild animals should not be rescued.
C.
Animals should live their own way.
D.
Zoos should not prolong animals' life.
【简答题】生长发育的规律:1生长发育的连续性和()性 2生长发育速度的()性 3生长轨迹现象和生长关键期 4生长发育的()差异
【单选题】Questions 9 to 12 are based on the conversation you have just heard.
A.
She is ambitious.
B.
She is friendly.
C.
She is not serious.
D.
She is not smart.
【单选题】10 Questions 9 to 12 are based on the following conversation
A.
To explain his business.
B.
To get his car insurance.
C.
To live comfortably and freely.
D.
To take part in a competition.
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