What's this It's pen .为什么答句不用this is pen,到底it,that ,this 的用法
What's this It's pen .为什么答句不用this is pen,到底it,that ,this 的用法
what is this ?It is a pen而不是It is pen.但为什么what's this? It's
what's_?__a pen ?a 、this;this is b 、this;it's c 、 that;that'
Whose pen is this?It’s _____ (我的).Whose pen is that?It’s ___
What's this?——___.(①It's a pen.②This is pen.③This is an pen.
What's this?It's a pen.(改为复数句)
what's this in English?It's a pen.为什么不能说是"this is a pen."?详细
what color is this pen的回答可不可以是It's a red pen
this is( )my pen.it's( )pen.( )里填空
this is () pen,but it's ()broken pen
what's this?It's a pen.为什么不能说是"this is a pen.我们老师说就是不能说this
英语问题What's this It's a pen ______