A. mumble B. virus C. go sightseeing D. kilogram A. beetle B. rain C. oil rig D. long A. reason B. thin C. continent D. schoolyard A. short B. weed C. drifting D. approximately A. fee B. observe C. conversion D. height A. something B. decompose C. somewhere D. a A. weight B. policy C. dialysis D. I'm afraid A. author B. centimeter C. hold back D. recent A. heavy B. get lost C. largely D. anxious A. at the time B. soon C. old D. golden