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)
2. i’ve asked you again and again. (not do it)
3. i lent him 10 VND last months.(not give it back)
4. he lost his pen a week ago.(not find it)
5. he borrowed my book last year.(not give it back)
6. she went to New York six months ago.(not return it)
7. she gave me 2 VND a week ago.(not return it)
8. i finished reading my library books a long time ago.(not change them)
9. she went to the bus-stop half an hour ago.(the bus/not come)
10. he’s still studying that lesson.(not learn it)
Answers:
`1.` I’ve written three times to them but they haven’t replied yet.
`2.` I’ve asked you again and again but you haven’t done it yet.
`3.` I lent him `10` VND last month but he hasn’t given it back yet.
`4.` He lost his pen a week ago but he hasn’t found it yet.
`5.` He borrowed my book last year buy he hasn”‘t given it back yet.
`6.` She went to New York six months ago but she hasn’t returned yet.
`7.` She gave me `2` VND a week ago but I haven’t returned it yet.
`8.` I finished reading my library books a ling time ago but I haven’t changed them yet.
`9.` She went to the bus-stop half an hour ago but the bus hasn’t come yet.
`10.` He’s still studying that lesson but he hasn’t learned it yet.
(câu `10`, từ learn có thể chia bằng `2` cách: learned hoặc learnt)