Grace is a student. She school every day.A. walksB. walks toC. takes the footD. on foot

问题补充：

Grace is a student. She school every day.

A. walks

B. walks to

C. takes the foot

D. on foot

答案：

A. walks

(答案→)B. walks to

C. takes the foot

D. on foot

解析：句意：格瑞斯是一个学生，她每天走路去上学。walks to走路去…，on feet也表示走路，但是不能作为谓语动词，前面必须有be 动词，故选B