问题
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Oral problems in children can develop into more severe problems.A.RightB.WrongC.Not mentio
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According to the passage what is the best for both parents and children?A.They should adju
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Parents often ignore the following problems their children facing EXCEPT that______.A.chil
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What is the newest problem facing people who drive to school?A.Pollution in the air.B.A la
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In the writers opinion, what problem affects microwave ovens?A.Children may misuse them.B.
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It is one of the most 【pressing 】problems facing