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【单选题】
学生学习一篇课文时,先把课文分成段落理解,然后总结全文的中心思想,这是思维过程的( )A.
分析与综合
B.
比较
C.
抽象与概括
D.
具体化
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反馈参考答案：
举一反三
【单选题】患者,男,50岁。高热持续不退2天,伴剧烈咳嗽,呼吸急促,发绀。体格检查:胸部听诊呼吸音减低,无肺实变征。该患者最可能的诊断是:
A.
典型流感
B.
轻型流感
C.
肺炎型流感
D.
胃肠型流感
E.
脑膜炎型流感
【简答题】设计文法,产生如下语言集合: 已知语言 L ={ w | w ∈ { a,b } * 且 w 中 a 的个数为偶数}
【单选题】The amount of advances may vary according to whether credit policy is tight or ___.
A.
slack
B.
loose
C.
free
D.
easy
【单选题】Which of theunderline expressions isthe hedging of the following sentences.For our present purpose, it is useful to distinguish two kinds of chemical reaction, according to whether the reaction releas...
A.
For our present purpose , it is useful to distinguish two kinds of chemical reaction, according to whether the reaction releases energy or requires it.
B.
For our present purpose, it is useful to distinguish two kinds of chemical reaction, according to whether the reaction releases energy or requires it.
C.
For our present purpose, it is useful to distinguish two kinds of chemical reaction, according to whether the reaction releases energy or requires it.
D.
For our present purpose, it is useful to distinguish two kinds of chemical reaction, according to whether the reaction releases energy or requires it.
【简答题】设计文法,产生如下语言集合: L=
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