A. increasingly B. advent C. bird D. shabby A. seem B. fade C. guest D. prime minister A. activity B. mathematics C. crowd D. password A. as B. heavy C. flicker D. invest A. regiment B. road C. bicycle D. goose A. learned B. wait C. careless D. Texas A. hill B. rock climbing C. likelihood D. grandson A. emergency B. wandering C. Tian'anmen Square D. sauce A. longan B. have a gift for C. energetic D. building A. add B. cartoon C. of course D. speak up