we should not-------our pets on road. a.throw b.keep c.leave

we should not-------our pets on road. a.throw b.keep c.leave you—— play on the road.It is dangerous.A can not B should C We should keep our school ( ). A. clean B.claning C. dirty D we should Keep our classroom ---A.cleaned B.clean C.cleaning we should keep our classroom ( ) A.cle （ ）4、We should work hard on our ________.A.study B.studing C should we keep pets in dormitory We should keep on working hard all our ______ (life). what should we do ____?A.to keep healthy B.to keep health C. We _____any pets.A dont's have B have no C have not D aren't we should keep a d_________ to improve our chinese why people should(not) keep dog as pets?