下列哪个选项正确地使用了'which'引导的非限定性定语从句？ A. The book, which I read last night, was very interesting. B. The book which I read last night was very interesting. C. The book that I read last night was very interesting. D. The book, that I read last night, was very interesting. 答案解析 本题考察'which'引导的非限定性定语从句的正确使用。选项A正确地使用了'which'引导的非限定性定语从句，用逗号将从句与主句分隔开，表示附加信息。选项B、C和D要么没有使用逗号分隔，要么错误地使用了'that'，这些都是不正确的。 正确答案：A