单项选择题

Who is the speaker When is the next meeting

A．In an hour.
B．Next week.
C．In one month.
D．Next year.
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单项选择题
Which of the following is NOT mentioned as part of a tree that can help find minerals
A．Leaves.

B．Roots.
C．Branches.

D．Seeds.
单项选择题
The last paragraph suggests that
A．a modern computer won’t be down
B．computers can take the place of humans
C．sometimes a computer may bring suffering to people
D．there will be great changes in computers
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