- 問題詳情:閲讀短文填詞WhenIwasten,mymotherworkedalldaysoIhadtotakecareofmyyoungerbrother.Atthattimemylittlebrotherwasaboutfouryearsoldandhe1.m________mumallthetime.Oneday,afterIhadgivenhimhisdinner,hestartedcryingformum.Hewassoyoungandreallyneededmum.S...
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