头条考试网作业帮，慧海网手机教育考试作业频道
People______keep in touch with their friends by ____letters.如题 A.is used to ,/ B.used to,writing C.was used to ,write D.use to,to write
来源：学生作业帮助网 编辑：
作业帮
时间：2024/08/05 07:35:57
x) H/I< ̒ "ԼbJԒԢb˚^.ਗYPZԨed+8'") *T"6IEp 9Jf~qAb y 1
People______keep in touch with their friends by ____letters.如题 A.is used to ,/ B.used to,writing C.was used to ,write D.use to,to write
in
in
in
in
in
in
in
in
in
in
in
in
in
in
in
In
in