A. chaos B. tempo C. surprised D. subtitle A. tricycle B. flourish C. That's OK D. a world of A. go back to B. constructively C. hurricane D. cruise A. let off B. intellectual C. worthless D. feel like doing A. how old B. world-famous C. string D. hen A. rural B. safety belt C. odd D. screw A. fraction B. happily C. at times D. resign A. come across B. reproach C. come out D. at the time A. sixteen B. commission C. trial D. sightseeing A. exclusively B. adamant C. colorful D. necklace