| PRESENT PERFECT CONTINUOUS is used to describe an |
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which happened in the past and it has been continued |
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to uncertain time in the future. |
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| Present
Perfect Continuous
usually focuses on the duration of |
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action / activity or since when the action / activity begun. |
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| Connectors : for, since |
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| For
example : |
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S + have / has + been +
V1 ing |
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1. She has been waiting
for 30 minutes. |
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2. He has been studying
English for 3 years. |
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3. I have been teaching
English for 7 years. |
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4. They have been
studying here since last year. |
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| For
example : |
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S + have / has + not +
been + V1 ing |
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1. She has not been
waiting for 30 minutes. |
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2. He has not been
studying English for 3 years. |
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3. I have not been
teaching English for 7 years. |
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4. They have not been
studying here since last year. |
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| For
example : |
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Have / has + S + been +
V1 ing? |
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1. Has he been waiting
for 30 minutes? |
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2. Has she been studying
English for 3 years? |
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3. Have you been teaching
English for 7 years? |
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4. Have they been
studying here since last year? |
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