Follow the example and do the same using YET: Example: She has been in the shop. (buy anything) - She has been in the shop but she hasn’t bought anything YET.
1. I’ve written to them three times. (not reply)
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2. I’ve asked you again and again. (not do it)
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3. I lent him $10 last month. (not give it back)
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4. He lost his pen a week ago. (not find it)
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5. He borrowed my book last year. (not give it back)
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6. She went to New York six months ago. (not return it)
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7. She gave me $2 a week ago. (not return it)
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8. I finished reading my library books a long time ago. (not change them)
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9. She went to the bus-stop half an hour ago. (the bus / not come)
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10. He’s still studying that lesson. (not learn it)