Question

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

Answer 1

C

使役動(dòng)詞make在主動(dòng)句中通常用動(dòng)詞原形做補(bǔ)語(yǔ)，所以A不選，keep是表示保持
的連系動(dòng)詞，連系動(dòng)詞后通常用形容詞作表語(yǔ)，heath是名詞，故不選B,而只選C。