ls this a book Yes,this is.谁会修改?
ls this a book Yes,this is.谁会修改?
Is this a book?" "Yes,this is."
ls this you book?yes,is isn’t.哪错了?
ls this an apple?的肯定回答是Yes,this is an apple.还是Yes,it is an a
Is this your book?Yes,it is
This is a book
is this your book?yes,() A.this is B.it is
Is this book ( yes,It belongs to ( ).
is this you book,mike?yes,______are
改成复数句This is a book.That isn't an egg.Is this a book?Yes,is
Ls this an orange ? Yes,is is . Are( ) ( )? yes,( ) ( ) 改为复数
找出错误并改正 ——ls this your bike?——yes this is