A. flint B. smile C. unit D. collect A. energetic B. middle C. inspiration D. mile A. fan B. junior C. least D. compulsory A. such as B. sunburnt C. also D. dirty A. hometown B. over again C. technological D. cut down A. pension B. lead to C. graduate D. might A. story B. adventure C. wheelbarrow D. in hospital A. tenth B. insurance C. column D. social climber A. overcoat B. dining C. pay D. main course A. actress B. instant C. precariously D. another