A. for certain B. compete C. dive D. pity A. shop assistant B. worldwide C. assiduously D. boot A. melon B. glint C. waste D. over-zealously A. catch B. alongside C. decision D. congestion A. protect from B. reason C. know D. enterprising A. peek B. exclaim C. measurement D. over again A. protagonist B. glance through C. sum D. sustenance A. return B. scraper C. computer programmer D. arena A. under construction B. sadly C. fall over D. New York A. open up B. realize C. acquaintance D. have