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1. Having watched the documentary about wildlife, I made a donation to an environmental society.
2. Some scientists were accused of not having reported the effects of climate change.

3. She apologised for not having kept her promise.
4. He denies having attempted to murder his wife.
5. Having practiced a lot, Zoe was sure of her winning in the competition.
6. I remembered having told her the address yesterday.
7. Having been to disco the night before, she overslept in the morning.
8. She apologized for not having introduced herself sooner.
9. Not having ridden a horse for a long time, I found it very difficult to keep int he saddle.

1. Having watched the documentary about wildlife, I made a donation to an environmental society.
2. Some scientists were accused of not having reported the effects of climate change.

3. She apologised for not having kept her promise.
4. He denies having attempted to murder his wife.
5. Having practiced a lot, Zoe was sure of her winning in the competition.
6. I remembered having told her the address yesterday.
7. Having been to disco the night before, she overslept in the morning.
8. She apologized for not having introduced herself sooner.
9. Not having ridden a horse for a long time, I found it very difficult to keep int he saddle.
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