Susan wanted to be independent of her parents. She tried alone but she didn’t like it and

问题补充：

Susan wanted to be independent of her parents. She tried alone, but she didn’t like it and moved back home.

A. living

B. to live

C. to be living

D. having lived

答案：

(答案→)A. living

B. to live

C. to be living

D. having lived

解析：考查非谓语动词；try这个词后面可以接doing和to do，但是表达的含义不同。Doing表示试着去做，但不管是否成功，to do 表示尝试去做，强调结果。