完型高频固定搭配Day 35 171. be located in 位于；坐落于 172. be lost to 迷失于 173. be necessary to do sth 有必要做某事 174. be obliged to do sth 被迫做某事 175. be open to 对......思想开明，对......不固执己见；易受损害
完型高频固定搭配Day 35 171. be located in 位于；坐落于 172. be lost to 迷失于 173. be necessary to do sth 有必要做某事 174. be obliged to do sth 被迫做某事 175. be open to 对......思想开明，对......不固执己见；易受损害