Tim"s mum is worried _____ her son"s eyesight as he plays online games too much.

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Tim"s mum is worried _____ her son"s eyesight as he plays online games too much. [ ]
A. for
B. about
C. with
D. of

答案

举一反三

A lot of meetings were _____ because of the dangerous disease. [ ]
A. turned off
B. set off
C. put off
D. taken off

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—Will you please _____ the TV a little? Jack is doing his homework.
—Terribly sorry. I will. [ ]
A. turn down
B. turn up
C. turn on
D. turn off

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—Your coat looks nice. What is it _____ ?
—Cotton. [ ]
A. made of
B. made in
C. made from

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Remember to _____ the lights when you leave your classroom. [ ]
A. turn on
B. turn off
C. turn up
D. turn down

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She _____ live alone. But she _____ living alone because she felt lonely. [ ]
A. used to; didn"t used to
B. was used to; was not used to
C. used to; was not used to
D. was used to; didn"t used to

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