题目内容
5. ![]()
This is a robot.
6. ![]()
This is a parrot.
7. 
This is a rubber.
8. 
Open the book.
9. ![]()
Close the book.
5.
6.
7.
8.
9. 
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题目内容
5. ![]()
This is a robot.
6. ![]()
This is a parrot.
7. 
This is a rubber.
8. 
Open the book.
9. ![]()
Close the book.
5.
6.
7.
8.
9. 