A. cause B. tobacco C. fantastic D. air A. concert B. environmental C. friendly D. gallery A. washroom B. am C. glimpse D. social climber A. dream B. outdoors C. laugh D. seminar A. seagull B. place order C. giant panda D. earth A. wharf B. vicar C. swimming pool D. confirm A. yesterday B. compare C. it D. existence A. back to back B. take notice of C. lark D. has A. are B. conflict C. on the contrary D. contest A. ripe B. took C. pertinent D. spaceship