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I saw him reading a story book yesterday.
éç¹è¯æ±éä¹ï¼
æ¨å¤©ï¼yesterday
çè§ï¼see; seeing; catch sight of; catch the vision of; clap eyes on
读ï¼read; read aloud; attend school
æ äºä¹¦ï¼storybook