1.不可以.
2.
1）此题考查以as引导的定语从句.
关系代词as代替先行词computers,在定语从句___ are being used in your office中充当主语.
2）而语法规定：如果先行词被the same所修饰时,则相应的关系代词只能用as,以构成固定的the same...as...句型.