Use the correct form of these words to complete each sentence.
      1.   Scientists are seeking the best ways to deal with the ……………..        environment                      impact of pollution.
      2.   It’s …………….. in America to eat turkey on Thanksgiving Day.          tradition
      3.   Peter has a lot of woolen …………….. to wear in winter.                      scarf
      4.   The hand-woven textiles were made by skilled local ……………..        art
      5.   I have discovered the …………….. differences between the two          culture       communities.