If you feel tired, you may stop.A. have a restB. to have a restC. having a restD. has a re

网友回答

A. have a rest
(答案→)B. to have a rest
C. having a rest
D. has a rest
解析：句意，如果你感觉累，你可以停下来休息。stop to do sth.停下来去做某事；stop doing sth.停止做某事，故选B。