七年级英语1.Is the girl your good friend Helen?（作否定回答） ________,s

is the girl your friend 作肯定回答和否定回答 .Is this girl your friend?(否定回答) Is Bob Alan is good friend?(作否定回答） Is That girl her friend?作肯定或否定回答 Helen is my friend.（改为一般疑问句并作否定回答） This is my jacket.(改为复数句） This is my good friend.（改为一般疑问句并作否定回答） Is that girl his sister?（作肯定回答） Is helen his grandmother?（作否 Is the short girl mending her kite?作否定回答 Is the short girl mending her kite (作否定回答) Jack is my brother's good friend.(改为一般疑问句,并作肯定回答） :用恰当的冠词填空(英语)七年级( )girl in blue is helen .she is ( )american Is this your aunt's son?作否定回答