A. teacher B. vast C. lyrics D. tangyuan A. dawdle B. health C. Austria D. scavenger A. insinuate B. burglary C. lecturer D. at home A. ahead of B. prevailing C. choir D. outrageous A. bench B. yourself C. director D. pen pal A. lip B. jazz C. generation gap D. shyly A. punchline B. vinegar C. record D. inflatable A. cabbage B. rattlesnake C. worn-out D. conductor A. daylight B. catwalk C. catchy D. burn A. pleased B. Chinese tiger C. weather forecast D. band