皮皮学，免费搜题
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【多选题】
来源于茜草科植物的药材有A.
蒲黄
B.
枳壳
C.
栀子
D.
茜草
E.
钩藤
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】三相异步电机调速，（ ）方法是指绕线转子异步电机转子回路中串进可调节的附加电动势来 改变电机的转差，达到调速的目的。
A.
串级调速
B.
变极对数调速
C.
变频调速
D.
定子调压调速
【单选题】I must talk to theboss ______. No one can help me but her.
A.
his
B.
himself
C.
her
D.
herself
【单选题】I don’t like the way____you talk to your mother,you must change____way.
A.
/,that
B.
which,that
C.
in which ,which
D.
that,in which
【单选题】— us a definite answer can’t solve the problem. —I agree with you. Someone must have a talk with him.
A.
Avoiding to give
B.
Avoiding giving
C.
He avoided giving
D.
His avoiding giving
【单选题】No company likes to be told it is contributing to the moral decline of a nation. 'Is this what you like to accomplish with your careers?' an American senator asked Time Warner executives recently. 'Yo...
A.
its raising of the corporate stock price.
B.
its self-examination of the soul.
C.
its neglect of social responsibility.
D.
its emphasis on creative freedom.
【单选题】Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you ...
A.
It learns to say by imitating what people say.
B.
It learns to say by imitating what people hear.
C.
It learns to say by thinking.
D.
It learns to say by seeing.
【简答题】可将链接式文件中的文件内容装入到( 1 )的多个盘块中,并通过将它们构成一个队列,( 2 )链接文件具有较高的检索速度。
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