0:00 / 0:00
图文内容
1. Put a pencil, a ruler a book on your desk.
2. Put a book under your chair.
3. Put a ruler in your schoolbag.
4. Put a ruler behind your head.
5. Put a pencil behind you.
6. Put a book on your head.
继续学习
1. Put a pencil, a ruler a book on your desk.
2. Put a book under your chair.
3. Put a ruler in your schoolbag.
4. Put a ruler behind your head.
5. Put a pencil behind you.
6. Put a book on your head.