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1 Present Perfect Continuous. 2 Form n HAVE/HAS + BEEN + -ING n Example: n I have been working. She hasn't been working. Have they been working? How long. - ppt download
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Present Perfect Continuous
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The Writing Center
1 Past Perfect Continuous. 2 Form had + been + -ing She had been sleeping for 2 hours before she left. She hadn't been sleeping for 2 hours before she. - ppt download
Past Perfect Continuous – Taalhulp Engels
has been, have been, had been" | Learn English
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▷ Present Perfect Continuous Tense Examples - Blog EN Learniv.com
▷ Present Perfect Continuous Tense - Blog EN Learniv.com
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