Exercise 1
1. Mr Brown and Mrs Smith are in the shop.
2. Mary and Tony were curious when they were young.
3. These sweets are tasty.
Exercise 2
1. Do you like chips?
2. The children played basketball last Monday.
3. My cousins visited us last year.
Exercise 3
1. My mum made a cake for my birthday.
2. Hey! You ate my burger!
3. They spoke to the manager five minutes ago.
Good luck!