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【多选题】
关于HUB以下说法正确的是()A.
HUB通常也叫集线器，一般可以作为地址翻译设备
B.
一般HUB都具有功能
C.
HUB可以用来构建局域网
D.
一台共享式以太网HUB下的所有PC属于同一个冲突域
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
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举一反三
【单选题】Life is like an onion， sometimes makes you weep when you try to open it．
A.
that
B.
which
C.
as
D.
what
【单选题】What makes American people more pessimistic?
A.
The fast pace and complicated way of life.
B.
Too much leisure time.
C.
Loose relationship between people.
D.
All of the above.
【单选题】What makes the speaker change her life style?
A.
The possibility of ruining her family.
B.
Becoming aware of her declining health.
C.
The fatigue from living a fast-paced life.
D.
Reading a book about slowing down.
【单选题】What makes them different is that they are able to incorporate what happened into the story of their own life.
A.
They are different because they have their own business and life
B.
They have become special by making their experience a purt of their life
C.
They become good story-tellers once they put their own expenence into the stories
D.
They are able to distinguish stories from real life
【单选题】在Excel中，将某学生各科成绩放在Al:A9单元格中，判断A1单元格中成绩等级的函数正确的是(47)。（判断的依据是：成绩大于等于85为优良，大于等于60为及格，否则不及格）
A.
=IF(AI>=85，”优良”，IF(Al>=60，“及格”，IF(A1<60．“不及格)))< /div>
B.
=IF(AI>=85，“优良”，85>AI>=60，”及格“．A1<60，”不及格’‘、< /div>
C.
=IF(AI>=85，“优良“），IF(AI>=60，”及格“)，IF(Al<60，“不及格”)< /div>
D.
=IF(AI>=85，“优良“，IF(AJ>=60.“及格”，”不及格”))
【简答题】在Excel中，单击某单元，然后将鼠标指针移向另一单元，按下Shift键的同时单击左键，将选中一个连续区域。（ ）
【单选题】Life is like an onion， sometimes makes you weep when you try to open it．
A.
that
B.
as
C.
which
D.
what
【简答题】Lilian Hanson, a college student, expects to graduate in about two years. What makes Mrs Hanson different from her classmates is her age — 73 years. She has been studying at college, a few courses at ...
【简答题】骨龄落后见于_____、_______、_____，骨龄超前见于_______、_____。
相关题目：
【单选题】在Excel中，将某学生各科成绩放在Al:A9单元格中，判断A1单元格中成绩等级的函数正确的是(47)。（判断的依据是：成绩大于等于85为优良，大于等于60为及格，否则不及格）
A.
=IF(AI>=85，”优良”，IF(Al>=60，“及格”，IF(A1<60．“不及格)))< /div>
B.
=IF(AI>=85，“优良”，85>AI>=60，”及格“．A1<60，”不及格’‘、< /div>
C.
=IF(AI>=85，“优良“），IF(AI>=60，”及格“)，IF(Al<60，“不及格”)< /div>
D.
=IF(AI>=85，“优良“，IF(AJ>=60.“及格”，”不及格”))