This is a orange .是肯定句 还是陈述句 还是疑问句

This is a orange orange.This is an orange orangeThis is a orange orange.This is an orange orange.请问哪句正确? 用A,an,The填空：This is ( )orange.( )orange is ( )orange.可以空着 this is an orange bus.is this?划线部分是an orange bus 选项：a.what color b.what c.how d.where到底a还是b。 This is a ( ).The orange is in it is orange.A.mother B.desk C.cup This is___yellow orange,是a还是an this is an orange bus.is this?划线部分是an orange bus 选项：a.what color b.what c.how d.where急shi了 一般疑问句和肯否定回答:This is a ruler This is a orange .是肯定句 还是陈述句 还是疑问句 This is ( )orange car. A.a B.an C.the This is a orange book.填a对不对 This is ( ) orange flower A a B big C an .This orange is ____ orange.A./ B.a C.an D.the What color is 't This a orange 改错 Is this a( )orange的括号里该填什么 This is ( ) orange 1.a 2.an 3.the This is _ orange orange 该用an还是a 急. It's(an orange)提问是What is this? Everyone knows that () is (). A.orange/orange B.an orange/orange C.an orange/an orange