A. caveman B. wares C. hair D. submit A. snowman B. chemical C. regard D. vicinity A. riddle B. ear C. memory-chip D. sweep up A. his B. pat C. realize D. clearly A. narrowly B. desertification C. preliminary D. mouth A. good evening B. tell a lie C. energe D. nose A. farther B. short C. poison D. had better A. continually B. lead a life C. eye D. vaccination A. Olympics B. small C. slip D. make a snowman A. pool B. spacious C. king D. initial