Conjugación del verbo regular 'to do' en inglés en perfect continuous

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问题 English 答案 English
I [to do]
1. persona singular, perfect continuous, indicative
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I have been doing
you [to do]
2. persona singular, perfect continuous, indicative
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you have been doing
he [to do]
3. persona singular, perfect continuous, indicative
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he has been doing
she [to do]
3. persona singular, perfect continuous, indicative
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she has been doing
it [to do]
3. persona singular, perfect continuous, indicative
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it has been doing
we [to do]
1. persona plural, perfect continuous, indicative
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we have been doing
you [to do]
2. persona plural, perfect continuous, indicative
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you have been doing
they [to do]
3. persona plural, perfect continuous, indicative
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they have been doing

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