The children talked so loudly at dinner table that I had to struggle .A. to be heardB. to

问题补充：

The children talked so loudly at dinner table that I had to struggle .

A. to be heard

B. to have heard

C. hearing

D. being heard

答案：

(答案→)A. to be heard

B. to have heard

C. hearing

D. being heard

解析：考查固定词组。固定词组struggle to do sth努力做某事；句意：孩子们在吃饭的时候说话的声音很大，以至于我不得不努力的让个自己被听见。根据句意说明使用被动语态的形式。故A正确。