sửa lỗi sai
21. Tomorrow, she is going to visit the Great Wall of China.
22. She need some eggs anh a packet of milk.
23. The River Nile is the longest river on the world.
24. She likes play basketball in the winter.
25. He is going to his uncle's house by his car.
21 Đúng
27 need => needs
23 on => in
24 play => playing
25 by => in
21.sửa is going -> will go nha bạn