有关脉管系的组成，正确的是
A、由心、动脉、毛细血管和静脉组成D
暂无解析
WithanappropriaterelativepronounMybrotherspeaksEnglishfluently,________Idon’t.
TheultimategoaloflearningaforeignlanguageinaGrammar-Translationclassroomistoenablethestudentsto______itsliterature.
Itissurprisingthatthisinnocent-lookinggirl________________(commit)suchacrime.
MotherwishedI________youwhatshe________.
________,whatcouldwedo?
