问题补充：
With a big family , the couple are living a hard life.
A. to be supported
B. to support
C. supported
D. supporting
答案：
A. to be supported
(答案→)B. to support
C. supported
D. supporting
解析：本题考查非谓语动词。这里考查with的复合结构，根据句意可知“有一大家子要养”，故用不定式作宾语补足语，不需要被动，故选B
