Question

—What should I do, doctor?   —______healthy, you should take more exercise.

A．To keep

B．Keep

C．Keeping

D．Kept

Answer 1

A

考查动词不定式用法。句意：医生，我该怎么做。——为了保持健康，你应该多锻炼。不定式做宾语，表示具体的将要进行的动作。故选A。