A. expedition B. perturb C. take part in D. fruit pie A. whereabouts B. erase C. pole D. environment A. just a moment B. heel C. race D. vinegar A. artificial B. obstacle C. shake hands D. immaculate A. vein B. average C. calendar D. opaque A. skating B. arrive C. billy-goat D. Jones A. juvenile B. radioactivity C. break the record D. surfing A. infinitely B. Brazil C. sit-up D. labourer A. independent B. oar C. active D. cook meals A. indigo B. food chain C. prince D. north