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【单选题】
称取K2Cr2O7基准物质时，有少量K2Cr2O7撒在天平盘上而未发现，用此溶液标定Na2S2O3溶液，则所得浓度将( )。A.
偏高
B.
偏低
C.
不变
D.
无法判断
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皮皮学刷刷变学霸
举一反三
【单选题】Learning is most essential for _______.
A.
all the organisms to survive
B.
all the organisms to acquire learned behavior
C.
human beings to respond to experience within an environment
D.
human beings to survive and live in a society
【单选题】以下不属于职业锚内容的是（）。
A.
自己认识到的自己的才干和能力
B.
自己认识到的自己的动机和需要
C.
自己认识到的自己的目标和战略
D.
自己认识到的自己的态度和价值观
【单选题】It seems that all these are factors involved in learning except ______.
A.
motivation
B.
study techniques
C.
learning atmosphere
D.
personality
【简答题】在计算机的键盘上, Backspace 键通常称为 ________ A 、回车换行键 B 、退格键 C 、换档键 D 、空格键
【简答题】The term 'formal learning' is used in this paper to refer to all learning which takes place in the classroom, without regard to such learning is 【M1】______ performed by conservative or progressive ide...
【单选题】Learning a language is ______ all about the culture.
A.
(A) to learn
B.
(B) learning
C.
(C) learn
D.
(D) learned
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