她此刻正在看书。
看，大卫正在看黑板。他能看见一位女孩在看书，她没有看电视。
Look. David is looking at the blackboard. He can see a girl. She is reading books. She isn't watching TV.
看，大卫正在看黑板。他能看见一位女孩在看书，她没有看电视。
Look. David is looking at the blackboard. He can see a girl. She is reading books. She isn't watching TV.
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