as后加形容词原级时,可以加上名词,这时这个名词就是比较的对象
如 he has as many books as i do
句中___were present agreed to the plan 是定从,as 充当主语 ,前面有as,必须用as adj as 句型这个为什么是定语从句啊？，先行词是哪个