A. waltz B. all of a sudden C. reserve D. really A. examination B. mechanic C. dining hall D. never A. any B. went C. from then on D. respond A. world B. seven C. she D. murderer A. infinity B. come in C. oh D. pagan A. mooncake B. television C. school begins D. make fun of A. there B. green C. evening D. skull A. with B. Beijing Opera C. based D. dialysis A. positively B. everyone C. what a pity D. lab A. crazy B. furniture C. throughout D. sour