A. America B. put away C. expose D. listen to A. roof B. Oxford C. dream D. trick A. several B. affluent C. rather D. orderly A. sensation B. my pleasure C. North American D. breakthrough A. guide B. successful C. disregard D. healthy A. firefighter B. maglev train C. mathematical D. be made up of A. South Africa B. pound C. take a seat D. play the piano A. What day is today B. chat C. Europe D. believe in A. over and over again B. channel C. motor D. attend A. ruler B. sensor C. baking D. uncertain