A:Is that a ruler?B:Yes ( ) ( ).

A:Is that a ruler?B:Yes ( ) ( ). ______?That's my ruler.A.Whose ruler is it?B.What ruler is it? This is a long ruler,and that is a short( )A.it B.one C.ruler That is a ruler 回答 ...__________?...That,s Tom,s ruler. A .Who ,s tom,s ruler? B Whose ruler is it? C What ruler is that? 请问 应该选哪个? what's that?（ ）is a ruler That is a ruler .改为否定回答 That is a ruler.改为一般疑问句 That is a ruler 变为否定句 That is a ruler作复数句 It is ( )ruler. A.a long red ruler B.a red long ruler C.long ruler D.red ruler That' a ruler._ruler is blue.A:An B:The C:A D:/ Is it a ruler? _____ a ruler ? yes,____. A.Is this, it is B.Is that,it‘s C.this is, it's That's a ruler.对 a ruler 提问.Is this an apple?改为复数句子. Whis is this?回答A：This is ruler.B：It is a ruler. This is a ruler and That a ruler ,too和That is aruler and This is a ruler,too那个对,为什么 that is a ruler一般疑问句、肯定回答