A. produce B. today C. hide-and-seek D. telented A. they B. worry C. uneasy D. Arctic A. detect B. command C. flicker D. this A. cap B. organism C. e-card D. soldier A. reasonable B. these C. brink D. hill A. Miss B. cheeseburger C. World Cup D. existence A. are B. freely C. side D. emission A. profession B. powder C. whisper D. not A. is B. worst C. accident D. memorial A. fill with sth B. day C. table manners D. brief