1.ballow 的用法1)allow作“允许”或“许可”讲,常搭用动词不定式短语作宾语补足语即,allow sb. to do sth.允许某人做某事2)allow 作“许可”,“允许”讲,只可搭配动名词短语作宾语,不可直接搭用动词不定式作宾补,即只可说 allow doing sth., 不可说allow to do sth.e.g.Smoking is not allowed here. 此处禁止吸烟。3)allow还常与 out, in, up等副词搭配使用,即 allow sb. in/out/up等。e.g.She is not allowed out after dark. 天黑后,不准她出去。...