Is that his sister?变为复数句
Is that his sister?变为复数句
This is my sister(变为复数句)
that is his sister改为复数形式
This is his sister改为复数句
is this your father?否定回答 that is his sister?复数句
That shirt is White变为复数句
把下列单数句变成复数句或复数句变为单数句 1 is that your sister?yes,she is.2 this
that is his pen变复数句
that is his brother 改为复数句
that is his pencil改为复数句
单数句变为复数句That's his friend.Is this her teacher.She has got a
That is my sister.(改为复数句)