Use the cues to make sentences in the present perfect

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Use the cues to make sentences in the present perfect.
1. I/ buy/ a laptop/ but I/ not use/ it.
2. 1/ write/ a blog/ but I/ not upload/ any photos to it.
3. We/start/ the game/ half an hour ago/ hut we/ not finish/ it.
4. My dad/ be/ to London/ but he/ not see/ Big Ben.
5, 1/read/my English book/ but I/ not do/ my English homework.
6. They/have/ lunch/ but they/ not have/ dinner.
7. 1/ download/ some songs/ but I/ not listen/ to them.