A. seal B. bargain C. homestay D. fluctuation A. view B. revolve C. Oxford D. A.M. A. porcupine B. Germany C. throw light on D. sympathy A. novice B. seaweed C. best-protected D. earn one's living A. host B. accident C. brush one's teeth D. speak English A. place order B. puppet C. rude D. in the meantime A. swarm B. potassium C. census D. threatening A. marble B. composition C. steep D. motorway A. nice B. best wishes C. at the edge D. meteorologist A. come back B. excuse me C. mouthful D. bring up