A. driver B. teacher C. nurse D. player E. cook
This is my family. My mother is a ____ she is tall and thin. My father is a ____. He has glasses. My brother is a ____ He is strong. My sister is a ____she is quiet. I am a ____I'm friendly.
生物既能适应环境,也能影响环境.下列能反映生物适应环境的是( )