A. central B. headache C. conclusion D. a box of crayons A. take care B. injured C. lovely D. bookcase A. cold B. tower C. glue stick D. belief A. come to school B. sardine C. near D. who A. diversity B. not so good C. spoke D. be good for A. Austria B. pony C. at school D. auntie A. porridge B. thank you C. took D. commission A. hear B. Chinese New Year C. study D. frown A. contemporary B. pessimistic C. buoy D. see you tomorrow A. pollution B. calculator C. cough D. lighter