A. athlete B. cubic C. competent D. vicinity A. imagination B. get in touch with C. painful D. give up A. dim B. labor C. population D. meaningful A. is B. litter C. one-to-one D. Cuba A. volcanology B. seventh C. brush D. training A. insist B. rudder C. operation D. facilitate A. silver B. informal C. restroom D. blind A. help yourself B. city C. disabled D. administrative A. mistake B. pastry C. organization D. urgent A. respond B. background C. forty-four D. fried rice