Present perfect and past simple

1. They have already sent him a card. ( Present perfect )
2. Have you read this magazine yesterday? ( Present perfect )
3. I finished the course last month ( Past simple )
4. I've lived here for eight years. ( Present perfect )
5. I worked hard yesterday. ( Past simple )
6. I've worked hard this week. ( Present perfect )
7. We have bought a new car. ( Present perfect )
8. They have forgotten about the party. ( Present perfect )
9. She ate dinner yesterday. ( Past simple )
10. She visited New York in 2012. ( Past simple )