—I’vetriedtoremovethese
问题详情：—I’vetriedtoremovethese________inthecarpetbutitwon’tgoaway.Canyouhelpme?—Youcantrythisheavy-dutycleanser.Ithinkitwillwork.A.grades B.points C.signs ...
问题详情：—I’vetriedtoremovethese________inthecarpetbutitwon’tgoaway.Canyouhelpme?—Youcantrythisheavy-dutycleanser.Ithinkitwillwork.A.grades B.points C.signs ...