Mark your answer on your answer sheet: A. Some people are standing on the grass. B. Some people are seated on a wall. C. Some people are lying down on the lawn. D. Some people are strolling a2/6Mark your answer on your answer sheet:Some people are standing on the grass. Some people are seated on a wall.Some people are lying down on the lawn. Some people are strolling along the beach.Giải thíchChọn đáp án A