in bed will do harm your eyes.A. Reading; forB. Reading; toC. To reading; toD. Read; for

问题补充：

in bed will do harm your eyes.

A. Reading; for

B. Reading; to

C. To reading; to

D. Read; for

答案：

A. Reading; for

(答案→)B. Reading; to

C. To reading; to

D. Read; for

解析：句意：在床上躺着读书对你的眼睛有害。动名词做主语；do harm to…对……有害，故选B