A. immigration B. no way C. sterilize D. password A. mainly B. geographical C. on earth D. tether A. take pity on B. trusting C. shade D. arsenic A. accept B. privilege C. warmly D. film-maker A. preposition B. thick C. attention D. mainstream A. lively B. suburb C. save D. promise A. excursion B. bee C. strong-minded D. utter A. lost B. in some ways C. fall into D. trousers A. pump B. tanker C. mean D. document A. application B. tomb C. trifling D. hunter