首页 > 留学知识库

问题: 英语填空题,并解释一下。谢谢~~!

锅是金属制的,它是用来烹饪的.
A pan is made of __,and it is used__ __.

解答:

metal, for cooking
1. used to do sth. “过去总做某事”(现在不做了)只用于过去时态。
e.g. He used to get up early.
2. be used to (doing) sth. 表“习惯于做某事”,可用于现在、过去、将来的多种时态,be可以用become, get等来代替,此处to是介词。