. The children ______ sand over the floor.
举一反三
- Where is Alex's shop? A: At the top floor of Galaxy Mall. B: At the ground floor of Galaxy Mall. C: At the fifth floor of Galaxy floor. D: At the third floor of Galaxy floor.
- Which floor is the flat on（） A: On the first floor. B: On the second floor. C: On the third floor. D: On the fourth floor.
- Which floor is the meeting room A: On the fifth floor. B: On the sixth floor. C: On the fourth floor.
- Which floor does Edison live on A: The fourth floor. B: The fifth floor. C: The sixteenth floor.
- Which floor is the room on? A: The room is on the forth floor. B: The room is on the fifth floor.