一般情况下读什么语调 Is this a book Yes,it is .A 降,降 B 升,升 C 升,降

一般情况下读什么语调 Is this a book Yes,it is .A 降,降 B 升,升 C 升,降 一般情况下读什么语调 What's this in English ? It's a desk . A 降,升 B 降,降 C 升,降 冰心诗四首用什么语气语调来读 匆匆这篇课文应用什么语调来读 读《再别康桥》的开头和结尾用什么语调? This is a m什么 of china Is this a bad time什么含义 This is a new computer什么意思 Is this a colour picture什么意思 this is a c program什么意思 Is this a study?什么意思 this is a free mp4什么意思 What's this?This is a ruler.这句有什么错误, 英语口语语调注意什么问题 this is a photo of her family改为同义句 this is 什么 什么 什么 This is my sister a什么that is my brother? This is a ruler.______ is black.应填什么 This is a bag.( )bag is yelloy.填什么为什么?