A. generation gap B. celebration C. become D. January A. Santa Claus B. thank you C. reasonable D. gravity A. upward B. suffer C. ice-skate D. fell A. at the speed of B. spawn C. stir-fry D. dissolve A. read out B. have a gift for C. measles D. flirt A. equilibrium B. eager C. cola D. passive A. ordinary B. each C. reptile D. lifelong A. weep B. building C. helicopter D. successfully A. lessen B. rely C. at the back of D. handbag A. pigeon B. collect C. kebab D. Christmas Eve