1.He works in a factory now,but he____on a farm for 20 years.

来源:学生作业帮助网 编辑:六六作业网 时间:2024/05/25 01:06:29
1.Heworksinafactorynow,buthe____onafarmfor20years.1.Heworksinafactorynow,buthe____onafarmfor20years.

1.He works in a factory now,but he____on a farm for 20 years.
1.He works in a factory now,but he____on a farm for 20 years.

1.He works in a factory now,but he____on a farm for 20 years.
had worked
for说明用完成时,
但他现在已经不在农场啦`那20年的工作是过去完成的.

has worked

worked

has worked 肯定对