the dentist __e______ a hospital for children in Africa last year.

问题描述:

the dentist __e______ a hospital for children in Africa last year.

established 建立

set up

established
这里意思应该是:
这个牙医去年为非洲孩子们建立了一个医院
去年是过去式,所以加ed
有问题继续问,
希望能够帮到楼主哈~