A. facilitate B. walk off C. children D. but A. brightness B. art C. suitable D. pesticide A. museum B. balanced diet C. PE D. advocate A. should B. ago C. their D. dioxide A. aborad B. north C. science D. annual A. clothes B. twelfth C. juicy D. town house A. math B. distinction C. thank D. devour A. download B. paste C. letter D. favourite A. short B. brown C. view D. abuse A. Chinese B. shortage C. over there D. however