Question

---What should I do, doctor?  ---_______healthy, you should take more exercise.

A．Keep

B．To keep

C．Keeping

D．To keep away from

Answer 1

B

试题分析：句意：医生，我应该怎么做呢？为了保持健康，你应该多做锻炼。句中动词不定式表目的，作目的状语放在句首，故选B。