A. hardwearing B. set about C. biochemist D. strict A. hard-working B. physical C. polluted D. hug A. ladder B. someday C. attitude D. very much A. ivory B. couple C. welcome D. civilisation A. avenue B. blow a kiss C. popularity D. fix A. send up B. talent C. bear D. soon A. disability B. present C. holder D. be free A. as B. a series of C. headset D. expensive A. capital B. missing C. cushion D. fit in A. nuclear B. kowtow C. farther D. suspension