what's this?的回答为什么是it's… 为什么不用this is…回答
what's this?的回答为什么是it's… 为什么不用this is…回答
What's this?It's a box.为什么回答中要用It's,而不用this is a box
What is this?It is S.为什么回答不是 It is a S.
Phone #对不?为什么不用at?what's this in English?怎么回答?有this is的形
What's this It's pen .为什么答句不用this is pen,到底it,that ,this 的用法
--whose watch is this ?---【 】,回答为什么不能是this is lucy‘s 而是it is
What`s this?回答是This is a chair.还是It`s a pencil.
what's this?回答是既可用It's a...还可用This is a...
what s this回答
what color is this pen的回答可不可以是It's a red pen
is this your watch?为什么回答no, it isn't.it's her wa
what is this 回答 与what is that 回答用It's 还是this is and that is哪