they__for hoursa.habe been drivingb.have been drivenv.is being driven

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/24 21:44:20
they__forhoursa.habebeendrivingb.havebeendrivenv.isbeingdriventhey__forhoursa.habebeendrivingb.haveb

they__for hoursa.habe been drivingb.have been drivenv.is being driven
they__for hours
a.habe been driving
b.have been driven
v.is being driven

they__for hoursa.habe been drivingb.have been drivenv.is being driven
a
他们已经开车数小时啦(还在开)

a

b