A. excuse me B. marriage C. grandchildren D. visit A. be caught in B. bathroom C. lychee D. historian A. pigeon B. youth C. lift off D. Russia A. question B. leakage C. snack bar D. wash A. sea B. flu C. requirement D. rail A. pool B. dig out C. saleswoman D. rational A. living room B. switch on C. air conditioner D. whole A. asleep B. hierarchy C. country D. reuse A. affection B. the Great Wall C. the Dragon Boat Festival D. sparrow A. daily B. on holiday C. good luck D. wise