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The present perfect continuous tense - Perfect English Grammar

Luckily, it's very easy to make. Here's the positive (it's the present perfect of 'be' + verb -ing): ... they have been sleeping, they've been sleeping ...

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查詢 「Have been ing」的人也找了：

  1. have been ving意思
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  2. have been用法
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  3. have been ed用法
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  4. have been pp用法
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  5. have been意思
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  6. 現在完成進行式
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  7. 過去完成進行式
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  8. Have been Ved
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