Question

【题目】The stick was too long for him to keep in his ears.
The stick was long he keep in his ears.

Answer 1

【答案】so；that；couldn't
【解析】too+形容词/副词+for sb to do sth“对某人来说太……而不能做某事”，so+形容词/副词+that+从句“如此…….以至于某人做某事”，此处表示这个棍子如此长以至于他无法把它放进耳朵里，故此处为(1). so (2). that (3). Couldn't 。