I spent three hours this book.A. finish readingB. to finish readingC. finishing reading

发布时间：2020-08-22 14:47:25

I spent three hours     this book.
A. finish reading
B. to finish reading
C. finishing reading

网友回答

解析：根据spend…doing表示“花费时间做某事”，是固定用法；而finish doing表示“做完某事”也是固定用法。所以本题选C。
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