A. through B. rip off C. politics D. get into trouble A. thirty B. ruler C. outdoor activity D. rational A. activity B. Canada C. bake D. look out for A. best B. squeeze out C. astronaut D. reflect A. bomber B. disadvantage C. untidy D. Friday A. generation B. ripe C. Thursday D. little by little A. world B. by car C. hippo D. inform A. research B. concerned C. pity D. art A. rural B. interesting C. identity D. exceptionally A. recent B. primary school C. science D. hub