A. at a time B. proud C. accidental D. suffice A. pretty B. neighbourhood C. fill D. unrealistic A. practical B. think over C. mild D. concentrate on A. silent B. sideways C. based D. radioactivity A. affect B. rapids C. pat D. yacht A. spirit B. framework C. jam D. call for A. mood B. encroaching C. catch D. What's wrong with A. trouble B. despair C. logically D. planter A. tourist office B. be proud of C. out D. cold drink A. especially B. butterfly C. fake D. hybrid