早教吧 育儿知识 作业答案 考试题库 百科 知识分享

What'sthisinEnglish?用下面哪个句子回答较好?It'sruler.It'saruler.

题目详情
What's this in English?用下面哪个句子回答较好?
It's ruler.
It's a ruler.
▼优质解答
答案和解析
It's a ruler.
ruler是可数名词,要加量词.