问题补充:
----Do you often go to school by bike?
---- No, I usually after school.
A. walk to home
B. walking to home
C. walk home
D. walk at home
答案:
A. walk to home
B. walking to home
(答案→)C. walk home
D. walk at home
解析:根据usually可知,本句是一般现在时,所以B用的是现在分词,故是错误的。当home用作副词表示“(到,去)家”是,其前面的介词应省去。故本题应用walk home。所以本题选C。