问题
句型转换
句型转换。
①This is my ruler.（改为复数形式）
_____ _____my _____ .
②Are those your sisters?（改为单数形式）
_____ _____your ______ ?
③He is my grandfather.（改为一般疑问句并作肯定回答）
_____ _____ ______grandfather?
_____,_____ _____.
④That is his friend.（改为否定句）
_____ _____ _____friend.
答案
①These are; rulers
②Is that ; sister
③Is he your; Yes; he is
④That isn't his