They are writing their homework 哪儿错了?

There are three rules for writing the noved.Unfortunatcly,no one knows what they are they are writing a composition 被动语态 what are they writing?变成宾语从句 连词成句；they/reading/writing/are/or/the/in/classroom 连词成句.1.to are they grandpa their letters writing.2.there the went Carl a to day timessupermarket they,reading,writing,are,or,the,in,classroon用上面的几个词拼句子,麻烦各位哥哥姐姐咯! they reading writing are or thein classroom连词成句 Are they writing an e-mail (作肯定回答) They are writing their homework 哪儿错了? to are they grandpa their letters writo are they grandpa their letters writing 连词成句 连词成句.picnic,having,they,the,in,are,a,woods..还有is,Mr Black,a,the,writing,re-port,in,study are they on the They are between the They are the same. they are not the().They are different they continued writing=they( ) ( )writing Some girls are reading,the others are writing同义句：Some girls are reading( ) ( )girld are writing -What are they talking_the teacher_? -the writing competition next week.A to;with Bwith;to C to;for D to;about