Lucy spent three years Chinese before she came to China.A. on learningB. to learnC. learn

发布时间：2020-08-21 14:12:14

Lucy spent three years      Chinese before she came to China.
A. on learning
B. to learn
C. learning
D. Learn

网友回答

A. on learning
B. to learn
(答案→)C. learning
D. Learn
解析：此题重点考查固定句型结构sb spend some time in  doing sth表示某人花费多少时间做某事，其中in可以省略。
以上问题属网友观点，不代表本站立场，仅供参考！