3.Although he is __________ his late seventies,he is still very healthy.A.at B.on C.by D.in
来源：学生作业帮助网 编辑：六六作业网 时间：2024/05/13 07:42:44
3.Althoughheis__________hislateseventies,heisstillveryhealthy.A.atB.onC.byD.in3.Althoughheis________
3.Although he is __________ his late seventies,he is still very healthy.A.at B.on C.by D.in
3.Although he is __________ his late seventies,he is still very healthy.A.at B.on C.by D.in
3.Although he is __________ his late seventies,he is still very healthy.A.at B.on C.by D.in
选D,这里的 seventies是一个时间段,所以和at the age of seventy不一样,所以应该用in
at one's seventies在某人70岁
D