A. tremble B. freeway C. communications D. shoplifting A. mobile phone B. participant C. vaccination D. flight A. a number of B. abundant C. tobacco D. outwards A. logo B. gymnastic C. climb a hill D. waitress A. treatment B. hang on C. arduous D. scholarship A. unsmiling B. addict C. dream about D. psychiatrist A. jogging B. dramatic C. lock out D. actress A. adult B. enterprise C. come in D. trifling A. go to work B. memorize C. Traveling D. powerful A. blot B. ban C. preparation D. hostile