单项选择题

A．The impact of the Internet on our health.
B．The damages caused to a web-addict.
C．The increased computer use.
D．The vast information on the Internet.
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单项选择题
A．She’ll be able to go aboard a spacecraft.B．She’ll be able to operate the Mission Control.C．She’ll be able to receive messages from satellites.D．She’ll be able to learn something new about space.
A．She’ll be able to go aboard a spacecraft.
B．She’ll be able to operate the Mission Control.
C．She’ll be able to receive messages from satellites.
D．She’ll be able to learn something new about space.
单项选择题
A．In a grocery store.B．Over the telephone.C．At a party.D．In Mary’s house.
A．In a grocery store.
B．Over the telephone.
C．At a party.
D．In Mary’s house.
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