Exercise more to keep healthy.这句话对吗?keep的全部用法是什么?要正确的

The way to keep fit to take more exercise.对take more exercise提问 He told me to take more exercise.(否定句)He me to take more exercise. If you want to be healthy,（）is（）.A.do more exercise；helpingB.do more exercise；helpfulC.doing more exercise；helpfulD.doing more exercise；helping the boy wants to do more exercise in the morning.对do more exercise提问 Some girls going to exercise more to keep fit. The doctor told her to exercise more to keep f__ you should take more exercise to keep f[ ] To keep ____ (health healthy) you must do more exercise. she needs to do more exercise.（改为一般疑问句） you should exercise more so as to keep e______ Mis Brown has to take more exercise.改否定句 You need to exercise more.=You need __ __. she needs to do more exercise.（改为一般疑问句） Lucy wants to do more exercise.(改为否定句) Exercise more to stay health怎莫改错 need,you,to,get,more,exercise 连词成句 We must do more exercise often to p__ the disease You( )to exercise more.A.ought、B.should、C.must