—Peter looks sporty.—Yes. He is the runner in my class.A. slowerB. slowestC. fasterD. fast

问题补充：

—Peter looks sporty.

—Yes. He is the runner in my class.

A. slower

B. slowest

C. faster

D. fastest

答案：

A. slower

B. slowest

C. faster

(答案→)D. fastest

解析：slow慢的；fast快的。句意：彼得看起来很有动感。——是的，他是我们班中最快的跑步者。结合语境可知选D。