具體用法如下：1.用作形容詞時(shí),只能作表語(yǔ) (不能作定語(yǔ)).He is alone.他獨(dú)自一人.We are not alone in thinking that he is a cheat.不只是我們認(rèn)為他是騙子.2.用作副詞,除表示“獨(dú)自”外,還可表示“僅僅”,注意要放在有關(guān)的詞語(yǔ)之后：He alone can do it.只有他才做得了.He livesby bread alone.他僅靠吃面包度日.3.可用 all,much,very much 等修飾,但一般不用very 修飾.正：He is all (much,very much) alone.他獨(dú)自一人.