Question

4. Mother was tall,fat,and middle-aged. The headmaster was an old woman,almost as plump as Mother,and much shorter.(   )

Answer 1

4. 肥胖的。在对Mother和headmaster的描述中，分别使用了三个形容词，其中tall和shorter对应，middle-aged和old对应，那么fat应该对应plump,另外，由as— as句型也可知

plump和fat同义，意为"肥胖的"。