A. cutting bit B. intelligent C. obstacle D. Cincinnati A. eat the cake B. appeal to C. strata D. library A. kowtow B. speculative C. workbook D. plough A. gather B. club C. forecast D. look out for A. blizzard B. show sb around C. barber D. obviously A. geologist B. therapy C. game D. submarine A. chest B. on behalf of C. deviation D. fumble A. plenty B. multiply C. sleeve D. Thai A. grandfather B. deteriorate C. grandad D. equipment A. bedding B. introduction C. pretentious D. humidity