问大家一个问题,I found him to be a good pupil.这里为什么是to b...答:(1)to be 成为,将要成为 ,是。(2)to-be即将的,未来的 (常附在名词后构成复合词)。详细释义:To be 是不规则动词,须熟练掌握它的各种形式:am , is , are , was , were , is being , has been , should be , could be , would be , might be , shall be , will be , ...