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【简答题】
欲使作用在刚体上的两个力平衡,其必要与充分条件是两个力的大小 、 方向 ,且作用在 。
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举一反三
【单选题】What was the reaction of the fish and the bird when they saw Mao Qiang and Li Ji in the fable Are They Really Beautiful?
A.
The fish and the bird stared at Mao Qiang and Li Ji for a long time
B.
The fish and the bird cried out in admiration of Mao Qiang and Li Ji
C.
The fish and the bird didn’t consider Mao Qiang and Li Ji to be beautiful
D.
The fish and the bird thought Mao Qiang and Li Ji were the most beautiful ladies in the world
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【多选题】对性格的分类正确的是()。
A.
从心理机能上划分，性格可分为:理智型、情感型和意志型
B.
从心理活动倾向性上划分，性格可分为内倾型和外顷型
C.
从个体独立性上划分，性格分为独立型、顺从型和反抗型
D.
霍兰德划分为现实型，探索型，艺术型，社会型，常规型，常规型六种
查看完整题目与答案
【单选题】成年人喉介于
A.
第2～5颈椎之间
B.
第3～6颈椎之间
C.
第2～7颈椎之间
D.
第3～6胸椎之间
E.
第3～7胸椎之间
查看完整题目与答案
【多选题】取消订桌 Wang Hua: Hello. Dongpo Restaurant. What can I do for you? Li Qiang:I'm calling to （取消）my reservation. Wang Hua: Ok. （是哪天）your reservation is？ Li Qiang: July 30. Wang Hua: （以谁的名义）, please? Li Qia...
A.
cancel
B.
On which date
C.
Under which name
D.
I am awfully sorry for
E.
cancelled
查看完整题目与答案
【单选题】在膜蛋白的帮助下，某些蛋白质分子选择性地进入细胞的物质跨膜转运方式是
A.
原发性主动转
B.
继发性主动转运
C.
经载体易化扩散
D.
受体介导入胞
查看完整题目与答案
【单选题】成年人喉介于
A.
第2-5颈椎之间
B.
第3-6颈椎之间
C.
第2-7颈椎之间
D.
第3-6胸椎之间
查看完整题目与答案
【简答题】Li Qiang, a waiter at your restaurant, has treated a foreign customer Mr. Robinson rudely. Write a letter to express your personal apology as the manager, telling him measures to compensate and improv...
查看完整题目与答案
【简答题】根据短文内容，完成下列各题。 Li Qiang and Li Gang are twins. But their living habits (习惯) are quite different. Now let's go to Li Qiang's room. Li Qiang cleans his bedroom every day and puts everything in the right...
查看完整题目与答案
【单选题】Li Qiang stared at the moving model of the waste machine, __________ by its efficiency. [     ]
A.
being absorbed
B.
absorbed
C.
having been absorbed
D.
to be absorbed
查看完整题目与答案
【判断题】个性从心理活动上划分,个性可分为:理智型、情感型和意志型;
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【单选题】What was the reaction of the fish and the bird when they saw Mao Qiang and Li Ji in the fable Are They Really Beautiful?
A.
The fish and the bird stared at Mao Qiang and Li Ji for a long time
B.
The fish and the bird cried out in admiration of Mao Qiang and Li Ji
C.
The fish and the bird didn’t consider Mao Qiang and Li Ji to be beautiful
D.
The fish and the bird thought Mao Qiang and Li Ji were the most beautiful ladies in the world
查看完整题目与答案
【多选题】对性格的分类正确的是()。
A.
从心理机能上划分，性格可分为:理智型、情感型和意志型
B.
从心理活动倾向性上划分，性格可分为内倾型和外顷型
C.
从个体独立性上划分，性格分为独立型、顺从型和反抗型
D.
霍兰德划分为现实型，探索型，艺术型，社会型，常规型，常规型六种
查看完整题目与答案
【单选题】成年人喉介于
A.
第2～5颈椎之间
B.
第3～6颈椎之间
C.
第2～7颈椎之间
D.
第3～6胸椎之间
E.
第3～7胸椎之间
查看完整题目与答案
【多选题】取消订桌 Wang Hua: Hello. Dongpo Restaurant. What can I do for you? Li Qiang:I'm calling to （取消）my reservation. Wang Hua: Ok. （是哪天）your reservation is？ Li Qiang: July 30. Wang Hua: （以谁的名义）, please? Li Qia...
A.
cancel
B.
On which date
C.
Under which name
D.
I am awfully sorry for
E.
cancelled
查看完整题目与答案
【单选题】在膜蛋白的帮助下，某些蛋白质分子选择性地进入细胞的物质跨膜转运方式是
A.
原发性主动转
B.
继发性主动转运
C.
经载体易化扩散
D.
受体介导入胞
查看完整题目与答案
【单选题】成年人喉介于
A.
第2-5颈椎之间
B.
第3-6颈椎之间
C.
第2-7颈椎之间
D.
第3-6胸椎之间
查看完整题目与答案
【简答题】Li Qiang, a waiter at your restaurant, has treated a foreign customer Mr. Robinson rudely. Write a letter to express your personal apology as the manager, telling him measures to compensate and improv...
查看完整题目与答案
【简答题】根据短文内容，完成下列各题。 Li Qiang and Li Gang are twins. But their living habits (习惯) are quite different. Now let's go to Li Qiang's room. Li Qiang cleans his bedroom every day and puts everything in the right...
查看完整题目与答案
【单选题】Li Qiang stared at the moving model of the waste machine, __________ by its efficiency. [     ]
A.
being absorbed
B.
absorbed
C.
having been absorbed
D.
to be absorbed
查看完整题目与答案
【判断题】个性从心理活动上划分,个性可分为:理智型、情感型和意志型;
A.
正确
B.
错误
查看完整题目与答案