this is( )ruler.写什么
this is( )ruler.写什么
--- --- ,Ben is this your ruler?yes,ie is 划线部分写什么?
( ) ruler is this?
Is this red ruler (
this ruler is-----?
is this your ruler
this is his ruler
This is "a ruler".
This is .ruler..ruler is bule.
This is a ruler.______ is black.应填什么
This is Alice._____ ruler is blue.应该填什么?
This is my yellow ruler