A. carbon B. ring out C. polluted D. whom A. arbitrary B. tourism C. I'd love to D. take notes A. break out B. glimpse C. sincerely D. crash A. become interested in B. excitement C. delicate D. complain A. golden B. come true C. wine D. efficient A. thankfully B. alarm C. balloon D. effectiveness A. female B. skier C. put out D. in a hurry A. tone B. household C. boom D. argument A. site B. lost C. ever since D. firecracker A. bulletin B. enclosure C. supplement D. kindly