Look, read and tick. There is one example. a. Stand up. b. Sit down.11/17Look, read and tick. There is one example. a. Stand up. b. Sit down.Nhập câu trả lời ở đây0/3000 ký tựGiải thíchSit down. Stand up. (Đứng lên.) Sit down. (Ngồi xuống.)