A. floor B. passage C. dine D. earn A. shallow B. defend C. with D. suspension A. snow B. partly C. chair D. flight A. letter B. might C. addict D. upward A. window B. swimmer C. eccentric D. hypocrisy A. next time B. astonished C. box D. switch off A. leader B. board C. architect D. food A. enhance B. celebrity C. classroom D. gravity A. desk B. bacteria C. fourteen D. physical A. enthusiastic B. bean C. sailor D. all right