题目内容

已知表达式的后缀式 ab+c/d- 则对应的中缀表达式是()。

A. a+b-c/d
B. (a+b)/c-d
C. (a+b)/(c-d)
D. a-b+c/d

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若B是含有2个符号串的集合,那么B含有符号串的个数是()。

A. 3个
B. 6个
C. 8个
D. 9个

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Prior to the suggestopedia class, students are made aware that the language experience will be demanding.（）

A. true
B. false
C. Not Given

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In the example of suggestopedic teaching in the fourth paragraph, the only variable that changes is the music.（）

A. True
B. False
C. Not Given

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2．Lozanov's theory claims that, then we try to remember things,

A. unimportant details are the easiest to recall.
B. concentrating hard produces the best results.
C. the most significant facts are most easily recalled.
D. peripheral vision is not important.

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已知表达式的后缀式 ab+c/d- 则对应的中缀表达式是()。

A. a+b-c/d B. (a+b)/c-d C. (a+b)/(c-d) D. a-b+c/d

若B是含有2个符号串的集合,那么B含有符号串的个数是()。

Prior to the suggestopedia class, students are made aware that the language experience will be demanding.（ ）

In the example of suggestopedic teaching in the fourth paragraph, the only variable that changes is the music.（ ）

2．Lozanov's theory claims that, then we try to remember things,

A. a+b-c/d
B. (a+b)/c-d
C. (a+b)/(c-d)
D. a-b+c/d

Prior to the suggestopedia class, students are made aware that the language experience will be demanding.（）

In the example of suggestopedic teaching in the fourth paragraph, the only variable that changes is the music.（）