Question

Riding bicycles makes us ___________.
A. to keep healthy   B. keep health    C. keep fit

Answer 1

C

使役动词make在主动句中通常用动词原形做补语，所以A不选，keep是表示保持
的连系动词，连系动词后通常用形容词作表语，heath是名词，故不选B,而只选C。