A. cheerful B. learn C. rusty D. put on A. mysterious B. mouth C. possess D. International Labor Day A. rainstorm B. North Pole C. economic D. take off A. homeland B. body C. latitude D. safely A. autumn B. code C. boast D. fall off A. laugh B. eye C. anti D. serious A. leg B. endow C. carry D. consist of A. interpreter B. cutting bit C. entitle D. nose A. arm B. burgle C. spend on D. mix A. think B. come down C. whisper D. know