What's this?——___.(①It's a pen.②This is pen.③This is an pen.④It's a pen.)
问题描述:
What's this?——___.(①It's a pen.②This is pen.③This is an pen.④It's a pen.)
答
①It's a pen
What's this?——___.(①It's a pen.②This is pen.③This is an pen.④It's a pen.)
①It's a pen