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单项选择题

A.WhichA computer must include three of following.Which……

A computer must include three of following.Which one is not necessary?

A.Which
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单项选择题RAM is a( )storage.

A、permanent
B、flash
C、temporary
D、expansion

单项选择题A ( ) is a collection of relation fields.

A、field
B、record
C、character
D、file

单项选择题Which of the following is not a format for a graphical image file?

A、BMP file
B、GIF file
C、JPG file
D、AVI file

单项选择题They fell in love ( ) the first sight.

A、on
B、at
C、with
D、from

单项选择题Xiaoming ()notes at the meeting.

A、made
B、took
C、writen

单项选择题Am I supposed ( ) all the rooms or just this one?

A、clean
B、cleaning
C、cleaned
D、to clean

单项选择题I always insist ( ) wholemeal bread.

A、on
B、of
C、with
D、to

单项选择题() they were eating, they discussed the website.

A、After
B、While
C、Before

单项选择题He came () the violin.

A、across
B、to
C、on

单项选择题Jany was away () business.

A、on
B、in
C、as

单项选择题We () up this afternoon.

A、cleared
B、clear
C、clearing

单项选择题I () to work by bus every day.

A、go
B、went
C、goes

单项选择题Did you go swimming yeaterday?

A、Yes, I did
B、yes, I was
C、no, I do not

单项选择题Which game are they ()?

A、playing
B、going
C、doing

单项选择题I try to go swimming at least () a week.time

A、once
B、one
C、a