What 什么什么 this ruler?

What 什么什么 this ruler? What's this?This is a ruler.这句有什么错误, this is( )ruler.写什么 what's this in english .It's a ruler前面填什么 A.excuse me B.OK C.hello this,ruler,a,black,ruler连词成句this,ruler,a,black,ruler 可以组成什么英语句子？同志们加油啊 This is a ruler.______ is black.应填什么 This is Alice._____ ruler is blue.应该填什么? What is the length of this ruler? What about this ruler?改同义句 What about this ruler的同意句 What sbout this ruler?改为同义句 用am,is,are填空.1.excuse me!什么 this your eraser.2.用am,is,are填空.1.excuse me!什么 this your eraser.2.what 什么those 什么they birds.3.this 什么his ruler .whete什么my ruler.4.l什么inclass three.什么you in class three too.5.什 ruler什么意思快点 ruler 什么意思? ruler什么意思 what's this?(填单词)a ruler.what's this?____a ruler.下划线填单词 What a )the pen?填什么?The blue watch is hers.What a ) the ruler?分别填什么?What ） is your ruler?填什么? --- --- ,Ben is this your ruler?yes,ie is 划线部分写什么?