A. evaluate B. ping-pong C. silent D. museum A. an B. hunt C. come across D. cobra A. Morocco B. eagle eye C. usual D. aquarium A. merrily B. outdoors C. analyst D. express A. awful B. researcher C. come about D. observant A. Switzerland B. unhealthy C. remember D. make progress A. alongside B. oneself C. step D. sweep up A. dance B. age C. saying D. wriggle A. teammate B. motto C. gasoline D. entrance A. lucky B. the same to C. waltz D. seek