as ,for作“当作”解释时的区别与用法
问题描述：
as ,for作“当作”解释时的区别与用法
as a present?
for a present?
答
as, for表“作为、当作”1.下列情况,二者可以通用.①与build, serve, use等词连用表示用途时.如：The house was built as (或for) a library.这房子是建作图书馆的.The room serves as (或for)a meeting-room.这房间...