继续问,A 是我的填写,B 是复习题的内容。
A:  Does a starfish have a mouth? 
B: yes ( A starfish has a mouth )
A:  where is starfish ? 
B: In the middle of its underside ( It is in the middle of its underside )
A:  what does starfish eat ? 
B: Clams ,oysters and shrimp ( A starfish eats clams ,oysters and shrimp )
A对不对。