A. short B. What happened C. invariably D. vegetable A. hammer B. amber C. for ever D. ending A. heel B. obligation C. street D. cabbage A. waterfall B. museum C. must D. protection A. cigar B. justification C. engineering D. all right A. accuse B. hurriedly C. brief D. see the doctor A. comic B. lure C. certainly D. taxi driver A. leave B. calendar C. worry D. designer A. physicist B. any C. balanced D. be supposed to A. pioneer B. tweet C. Christmas Day D. soap