in the old days people used bamboo to _before paper_.A.write;was invented B.write on;was invited为什么用write on

问题描述:

in the old days people used bamboo to _before paper_.A.write;was invented B.write on;was invited
为什么用write on

写在竹简上的,on有表面的意思

write on bamboo 在竹子上书写

很显然的道理:paper和bamboo都是用来在上面写字的,而不是用来写字的(用来写字的是笔),所以是write on.