A. gravitational B. judgement C. hard D. bow and arrow A. whimsical B. number C. tower bridge D. world A. understand B. risk C. newspaper D. for instance A. know B. sew C. February D. to one's surprise A. wait and see B. magpie C. blue D. physics A. science B. cheer on C. manual D. lung A. pleased B. halt C. mere D. learn A. outdoor activity B. make sense C. adequate D. Russian A. north-east B. activity C. sticker D. archaeologist A. Everest B. set up C. art D. submerge