the old man is sitting in a chair,-----pipe in ----mouth.请填入合适的定冠词和不定冠词或不填为什么?
问题描述：
the old man is sitting in a chair,-----pipe in ----mouth.
请填入合适的定冠词和不定冠词或不填
为什么?
答
a , his
答
a,the是独立主格结构.
答
a the