试题 试卷
题型：单选题 题类： 难易度：普通
（典中点）人教版（PEP）六年级上册 Recycle 2 阶段复习练Units 4~6
— Of course. He is a great ____. People call him the"Father of Hybrid Rice".
—Yes, they are.
—I need a football.
—_________________
试题篮
