A. brain B. Tian'anmen Square C. bow D. sick A. dilemma B. unique C. after-class D. explore A. jeans B. call for C. size D. room A. overfish B. on board C. misunderstand D. event A. look back at B. long jump C. dear D. myth A. utter B. hatch C. see you D. artificial A. able B. high jump C. fact D. Capital Stadium A. end B. drawer C. jacket D. accident A. expedition B. wane C. require D. pregnant A. explode B. push-up C. cheongsam D. angrily