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【单选题】
用等值演算法判断推理是否正确: 若今天不下雨,我就不去图书馆.今天下雨.所以,我去图书馆. p:今天下雨, q:我去图书馆A.
推理正确
B.
推理不正确
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皮皮学刷刷变学霸
举一反三
【简答题】一类在水溶液中不电离出比任何形式的离子，亲水基主要由具有一定数量的含氧基团构成亲水性，靠与形成氢键实现溶解的表面活性剂叫做A. 非离子表面活性剂
【单选题】Tom was the only one of the students who ________ named Outstanding Student. A. is B. are C. was D. were
A.
is
B.
are
C.
was
D.
were
【单选题】Tom was the only one of the students who__________named Outstanding Student.
A.
is
B.
are
C.
was
D.
were
【简答题】Linda British was an outstanding teacher who felt that if she had the time, she would like to create great art and poetry. When she was 28, however, she began to get severe 36 . Her doctors discovered...
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