English verb 'to swallow' in past perfect continuous - regular verbs conjugation

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问题 English 答案 English
I [to swallow]
1st person singular, pluperfect continuous, indicative
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I had been swallowing
you [to swallow]
2nd person singular, pluperfect continuous, indicative
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you had been swallowing
he [to swallow]
3rd person singular, pluperfect continuous, indicative
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he had been swallowing
she [to swallow]
3rd person singular, pluperfect continuous, indicative
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she had been swallowing
it [to swallow]
3rd person singular, pluperfect continuous, indicative
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it had been swallowing
we [to swallow]
1st person plural, pluperfect continuous, indicative
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we had been swallowing
you [to swallow]
2nd person plural, pluperfect continuous, indicative
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you had been swallowing
they [to swallow]
3rd person plural, pluperfect continuous, indicative
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they had been swallowing

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