螃蟹的牙齿长在哪儿?（英文）

来源：阅读, 2021, (93): 48.

<正>()1. The teeth of a crab are.A. in its claws B. on its shell C. in its stomach(胃)()2. How do crabs walk?A. They walk sideways(向一旁).B. They walk backward(向后).C. They walk forward(向前).