Answers;
I forgot my schoolbag yesterday. Forgot is past tense yesterday is also past tense.
1. We went to Ibiza last August.
2. My granny bought me a new smartphone last weekend.
3. Our train leaves at 4:30!
4. The football match was great- my team won 3-0.
5. I saw Martin with Sandra at the sports club yesterday.
6. He knew my brother when he was in Italy.
7. We gave our mum flowers for Mother's Day
8. Sally made a cake yesterday.