A. mouse B. unshakable C. flaw D. network A. put up B. complication C. surrounding D. discovery A. robot B. Canadian C. continuing D. point A. sanguine B. in general C. have a gift for D. scraper A. clean the window B. look like C. helmet D. class A. appreciation B. distribute C. racing D. billion A. plenty of B. carry out C. lever D. electricity A. earring B. weekly C. southwest D. leap A. south B. little C. Can I help you D. attraction A. power pack B. twenty-eight C. just a minute D. vapour