what is this it's a cow 还是this a cow

选择题What's this?A.It's Z.B.It's red.C.This is ruler. 选择 What's this - ( )A A.It's B.It's an C.It's a D.This is What is this in English It's a bilke.分析 What is this ____ ____?It's a pear. this,is,it,jacket,what's,a(连词成句) What is this?It is S.为什么回答不是 It is a S. What is this A.it is a ''Z '' B.it is a ''S '' what's this?回答是既可用It's a...还可用This is a... what's this?的答案是this is a.还是it's a.如题 1.what's that a.this is1.what's thata.this is b.it is c.lts d.lt's It's coffee.__?It's milk.A.Who is this B.What's it.C.And what's mine D.And what's this 选哪个 This is a book,It's an English book.What's this?急. what's this?A this is key B it's key应该选几 What I__ is this?It's x. What ( )is this It'sv What country is this?It's. -What's this?-It's a-------. It's a football.______?——It's a basketball.A.What's this B.And what's that C.This is what