-Ia this your bike?-Yes,this is
-Ia this your bike?-Yes,this is
找出错误并改正 ——ls this your bike?——yes this is
连词成句:this,is,bike,your
填空this is your bike that bike is ---------
Is this gutar your Yes,it is( )
is this your mother?yes,she is
Is this your book?Yes,it is
Is this your ring?-Yes,this is.哪里错了?
is this your friend?yes,()is .A.this B.t
is this your desk ------yes,it i______
Is this your pen?Yes,___(thank).
-Is this your pen?-Yes,-----------(thank)