A. sing B. hometown C. make a mess D. invisible A. ultimate B. compile C. librarian D. bitter A. betray B. enclosure C. look D. length A. invention B. actually C. unsympathetic D. repetitive A. bullfight B. on the left C. conservation D. software A. rubber B. unrelenting C. speak to D. mahout A. in fact B. self-improvement C. get on with D. hatch A. commercialization B. attainment C. recording D. fast-food restaurant A. clear out B. screen C. who D. egg yolk A. delight B. uncertain C. undoing D. far