有關Childrenshouldhaveat的精選大全

Childrenshouldhaveatleast 
問題詳情:Childrenshouldhaveatleast ________atnight.A.eight­hourssleep  B.eighthour’ssleepC.eight­hours­sleep D.eighthours’sleep【回答】D點撥:本題用語法判定法解題。以­s結尾的複數名詞變所有格時直接...
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