短文阅读，选出适当的词填入括号里：
Hello, I’m Sam. I am a _⑴__. I am big and fat. I have a __⑵__. My __⑶_ is short. My_⑷_ are long. I have four __⑸__. I like __⑹___ with my yellow __⑺__.
⑴A. dog B. dogs C. mouse
⑵A. body B. bodys C. the body
⑶A. tail B. tails C. the tail
⑷A. ear B. ears C. an ear
⑸A. leg B. legs C. foot
⑹A. run B. play C. jump
⑺A. ball B. balls C. a ball
（2）
（4）
