A. mum B. favour C. dog D. accessible A. affair B. conqueror C. shoe D. diversity A. doctor B. laboratory C. matter D. rule A. safe B. basement C. health D. one A. firearm B. DVD C. quite D. boy A. deny B. make a deal C. vast D. thirsty A. so long as B. in excellent condition C. sit down D. thousand A. valid B. grandfather C. select D. wear glasses A. children B. car park C. mutton D. wane A. small B. maglev train C. flirt D. introduction