Tom looks for he hardly ever exercises his free time.A. unhealthy inB. unhealthy onC.

问题补充：

Tom looks , for he hardly ever exercises his free time.

A. unhealthy, in

B. unhealthy, on

C. healthy, in

D. healthy, for

答案：

(答案→)A. unhealthy, in

B. unhealthy, on

C. healthy, in

D. healthy, for

解析：

试题分析:句意：汤姆看起来不健康，因为他在空闲时间几乎不锻炼。Healthy健康的； unhealthy不健康的； in free time在空闲时间。结合语境可知选A。