A. zone B. uncomfortably C. tie D. deposit A. grade B. uniform C. all alone D. form A. customer B. cloud C. storeroom D. put through A. problem-solving B. sock C. disappointing D. critic A. storey B. squeak C. steel D. scarf A. oil B. familiarity C. leather D. airline A. misery B. laugh C. coach D. smooth A. design B. concentrate on C. water ski D. intimate A. pester B. culpable C. slim D. index A. pick up B. pocket C. in relief D. second-hand