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

答案及解析： A

解析：

解析：考查非谓语动词。此处表示“她尝试着单独居住，但不喜欢又搬回去住了”，try doing表示“尝试着做”，故用现在分词。