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现在完成时
情景 · Scenario：
描述经历和已经做完的事。
Describing experiences and things already done.
点击右侧喇叭可朗读整段对话，点击每句话旁的小喇叭可单句跟读。
现在完成时：have/has + 过去分词，强调“做过/影响到现在”。Have you eaten? / I have finished.
Present perfect: have/has + past participle, stressing "done / relevant now". Have you eaten? / I have finished.
“我已经看完那本书了” 正确说法是？