are they your gongd friends 改为单数或复数形式.怎么改?

are they your gongd friends 改为单数或复数形式.怎么改? Are they your p()? Are they your f_______?yes,they are. How many student _______ to the aquarium yesterday?A.goB.wentC.are gongD.goes They are on your feet? Are they your ____(brother) They are your brother 改错 They are your kite 改错 are they your parent改错 these are (they)books.those are (your) Are they your dogs?---------1No,they are’s 2Yes,they aren‘s3No,they are Are they your books?还是Are these your books?为什么? Are these your oranges?----They are your oranges ___these your pens -----Yes,they are .填空 Are they your brothers?作否定回答 Are they your teachers?(否定回答) they are g--- to answer your questions 英语：Are they your aunt?改错题