be used to do的用法
used有三种用法:
1、sth be used to do.某物被用来做某事,The mood is used to make desks.
2、sb be used to doing sth,某人 适应了/习惯了做某事,,并且be可以用become或者get替代。如:I am used to getting up early.
3.used to do,过去常常做某事,现在不再做了,如:She used to help me clean the room.她过去常常帮我扫地。
扩展资料
相关句子:
1、This powerful drug is used to tranquilize patients undergoing surgery.
这种强效药剂被用来麻醉手术病人。
2、The test is used to diagnose a variety of diseases.
此项化验可用于诊断多种疾病。
3、They used to buy ten kilos of beef in one lump.
他们过去常买10公斤重的整块牛肉。
4、We used to be rushed off our feet at lunchtimes.
以前我们在午饭时间会忙得不可开交。
5、The old-timers used to recall how hot 1886 was.
老人们常常回想起1886年的酷热。