There are about four in a month.A.hours B.days C.weeks
选出不同类的单词。A.classroom B.music room C.washroom
选出不同类的一项。A.library B.canteen C.desk
选出不同类的一项。A.bedroom B.classroom C.building
选出不同类的一项。A.square B.gym C.library
选出不同类的一项。A.class B.music room C.art room