相关Theycouldhardlyunder的文学知识

 Theycouldhardlyunderstandwhattheengineersaid,

 Theycouldhardlyunderstandwhattheengineersaid,

问题详情: Theycouldhardlyunderstandwhattheengineersaid,______?     A.couldthey     B.couldn'tthey      C.didthey       D.didn'tthey【回答】A知识点:反义疑问句题型:选择题...