where() my sister's trousers?()里填is还是are还是does?

where _____ my sister's trousers. 空格里用are 还是is 阿 where ___ the Green family live?是填 does还是do还是is还是are this pair of block trousers 填is还是are where are the two____coats?是填sisters'还是sister's啊 there___ my sister and my brother in my family.是填is还是are (1)(填does还是do?)My　sister　(2)(填does还是do?)Your　mother while my sister （is） having her maths lesson.填is还是are The trousers are mine还是The trousers is mine?为什么? My sister's English _____ very good.是用are 还是 用is? Where _____ my notebook and baseball?空中填 are 还是 is （1）（填does还是do?）My　sister　（2）（填does还是do?）Your　mother When___your sister born?横线上填is.are还是 was?