1.Citypeoplewanttobeoutdoorontheweekendanddosomething
问题详情:1.Citypeoplewanttobeoutdoorontheweekendanddosomething________(challenge).2.WhileIwasbusy________(prepare)forthefinalexamination,Ispentsometimedoingexerciseseveryday.3.Thebadweathermeant________(del...