冠词填空 This is 什么key. It's什么“A". That is什么orange.

Is this a key?Yes,it"s.这句话有什么错? This is a orange . It's nice.这句话有什么错? This is a orange.It’s an orange.是否正确. It is not a peach.It's an什么?A orange B apple what's that?( )is a key.1、this 2、that 3、it 英语翻译1.IS THAT [ ]ERASER?2.THIS IS [ ]ORANGE.冠词 am is he she it that this pen desk key orange boy parent mot 英语冠词1.－What colour is ______ orange?－It’s _____ orange.A.an, Is this a( )orange的括号里该填什么 用a,an填空.1.This is( )book.2.That is（ ）orange.3.It is ( ) Engl This is his green pen.That is a card.It is an orange.Is that what's this?A this is key B it's key