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【单选题】
Windows2000中在同一个文件夹中的文件不能同名，文件夹可由（ ）个字符组成。A.
55
B.
7
C.
255
D.
11
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【简答题】在窗体上画一个名称为Command1的命令按钮和一个名称为Text1的文本框。程序运行后，Colnmand1为禁用(灰色)。当向文本框中输入任何字符时，命令按钮command1变为可用。请将程序补充完整。 Private Sub Form_Load() Command 1.Enabled=False End Sub Private SubText1【 】() Command1.Enabled=Tr...
【单选题】What is China paying more attention to now?
A.
Traditional agriculture.
B.
Chemical engineering.
C.
Manufacturing industry.
【单选题】—You see, China is becoming stronger and stronger now. —Yes. That's why Chinese _____ to more and more. American kids these days. [ ]
A.
are taught
B.
is taught
C.
has taught
D.
have taught
【单选题】—You see, China is becoming stronger and stronger now. —Yes. That’s why Chinese _____ in more and more schools out of our country.
A.
are taught
B.
has taught
C.
is taught
D.
have taught
【单选题】More and more people in China now（）to work regularly.
A.
drive
B.
drives
C.
have driven
【判断题】皮囊式蓄能器的有效容积等于充气时皮囊的容积。而蓄能器的总容积等于液压系统处于最高工作压力,且蓄能器充满油时皮囊的容积与液压系统处于最低工作压力,且蓄能器排完油时皮囊的容积之差。
A.
正确
B.
错误
【简答题】在窗体上画一个名称为Command1的命令按钮和一个名称为Text1的文本框。程序运行后，Command1为禁用(灰色)。当向文本框中输入任何字符时，命令按钮Command1变为可用。请在【 】处填入适当的内容，将程序补充完整。 Private Sub Form_Load( ) Command1.Enabled=False End Sub Private Sub Text1【 】( ) Comma...
【单选题】Now more and more college students _____ to go and work in the west provinces of China.A．pickB．e
A.
66. Now more and more college students _____ to go and work in the west provinces of China. A．pick
B.
elect
C.
select
D.
Choose
【判断题】皮囊式蓄能器的有效容积等于充气时皮囊的容积。而蓄能器的总容积等于液压系统处于最高工作压力,且蓄能器充满油时皮囊的容积与液压系统处于最低工作压力,且蓄能器排完油时皮囊的容积之差。
A.
正确
B.
错误
【单选题】Mobile phones are very popular in China now and they are ______ than before.
A.
more cheap
B.
much cheaper
C.
the cheapest
D.
quite cheaper
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