Underline then correct ONE mistake in each sentence

V. Underline then correct ONE mistake in each sentence.

26. This is my new school, it have a large playground.

27. I have a new uniform but I don’t wearing it today.

28. In my kitchen, the sink is next the fridge.

29. Mary and Daisy is my best friends, they are not very tall.

30. The Vietnamese celebrates Tet at different time each year.