皮皮学，免费搜题
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【多选题】
基于网络的合作学习的特点包括( )。
A.
记录学习者个体特质信息；
B.
根据个体特质信息系统自主分组和教师主持分组；
C.
根据学习目标和培训目的来决定成员的小组角色，角色功能还可以通过合作任务的分配在交流中调整和加强；
D.
分组合作采取学生自主形式和教师主持形式
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【单选题】减数分裂中，同源染色体的非姐妹染色单体之间的片段互换发生在
A.
细线期
B.
偶线期
C.
粗线期
D.
终变期
查看完整题目与答案
【单选题】Passage Three You never see him, but they're with you every time you fly. They record where you are going, how fast you're traveling and whether everything on your airplane is functioning normally. Th...
A.
15. What do we know about the black boxes from Air France Flight 447? A) There is still a good chance of their being recovered.
B.
B) There is an urgent need for them to be reconstructed.
C.
C) They have stopped sending homing signals.
D.
D) They were destroyed somewhere near Brazil.
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【简答题】What is the best bet to deal with different denominations?
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【单选题】一对称波导, 。要使 1.5 μm 的光波在该波导中仅存一个 TE 模,该波导的最大厚度为多少?
A.
4.36 μm
B.
3.10 μm
C.
1.55 μm
D.
2.18 μm
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【单选题】金融机构之间发生的短期临时性借贷活动是()
A.
贷款业务
B.
票据贴现业务
C.
同业拆借
D.
再贴现业务
查看完整题目与答案
【简答题】You never see them, but they're with you every time you fly. They record where you're going, how fast you're traveling and whether everything on your airplane is functioning normally. Their ability to...
查看完整题目与答案
【多选题】处理“儿童自我”状态的人一般表现为( )。
A.
自我为中心
B.
行事任性
C.
不计后果
D.
缺乏主见
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【判断题】当 CCD 表面受到光线照射时,每个感光单位会将电荷反映在组件上,所有的感光单位所产生的信号加在一起,就构成了一幅完整的画面。
A.
正确
B.
错误
查看完整题目与答案
【单选题】减数分裂中,同源非姐妹染色单体分裂发生在
A.
后期Ⅰ
B.
后期Ⅱ
C.
末期Ⅰ
D.
末期Ⅱ
E.
后期Ⅰ和后期Ⅱ
查看完整题目与答案
【单选题】Passage Three You never see him, but they're with you every time you fly. They record where you are going, how fast you're traveling and whether everything on your airplane is functioning normally. Th...
A.
11. What does the author say about the black box? A) It ensures the normal functioning of an airplane.
B.
B) The idea for its design comes from a comic book.
C.
C) Its ability to ward off disasters is incredible.
D.
D) It is an indispensable device on an airplane.
查看完整题目与答案
相关题目：
【单选题】减数分裂中，同源染色体的非姐妹染色单体之间的片段互换发生在
A.
细线期
B.
偶线期
C.
粗线期
D.
终变期
查看完整题目与答案
【单选题】Passage Three You never see him, but they're with you every time you fly. They record where you are going, how fast you're traveling and whether everything on your airplane is functioning normally. Th...
A.
15. What do we know about the black boxes from Air France Flight 447? A) There is still a good chance of their being recovered.
B.
B) There is an urgent need for them to be reconstructed.
C.
C) They have stopped sending homing signals.
D.
D) They were destroyed somewhere near Brazil.
查看完整题目与答案
【简答题】What is the best bet to deal with different denominations?
查看完整题目与答案
【单选题】一对称波导, 。要使 1.5 μm 的光波在该波导中仅存一个 TE 模,该波导的最大厚度为多少?
A.
4.36 μm
B.
3.10 μm
C.
1.55 μm
D.
2.18 μm
查看完整题目与答案
【单选题】金融机构之间发生的短期临时性借贷活动是()
A.
贷款业务
B.
票据贴现业务
C.
同业拆借
D.
再贴现业务
查看完整题目与答案
【简答题】You never see them, but they're with you every time you fly. They record where you're going, how fast you're traveling and whether everything on your airplane is functioning normally. Their ability to...
查看完整题目与答案
【多选题】处理“儿童自我”状态的人一般表现为( )。
A.
自我为中心
B.
行事任性
C.
不计后果
D.
缺乏主见
查看完整题目与答案
【判断题】当 CCD 表面受到光线照射时,每个感光单位会将电荷反映在组件上,所有的感光单位所产生的信号加在一起,就构成了一幅完整的画面。
A.
正确
B.
错误
查看完整题目与答案
【单选题】减数分裂中,同源非姐妹染色单体分裂发生在
A.
后期Ⅰ
B.
后期Ⅱ
C.
末期Ⅰ
D.
末期Ⅱ
E.
后期Ⅰ和后期Ⅱ
查看完整题目与答案
【单选题】Passage Three You never see him, but they're with you every time you fly. They record where you are going, how fast you're traveling and whether everything on your airplane is functioning normally. Th...
A.
11. What does the author say about the black box? A) It ensures the normal functioning of an airplane.
B.
B) The idea for its design comes from a comic book.
C.
C) Its ability to ward off disasters is incredible.
D.
D) It is an indispensable device on an airplane.
查看完整题目与答案