A. how old B. check C. dumplings D. take a walk A. radio astronomer B. unfair C. have a cold D. for example A. topography B. lie down C. acquisition D. sentimentally A. eve B. headache C. movement D. open A. specimen B. X-ray C. complication D. pretentious A. clamp B. unemployed C. enough D. begin with A. believe in B. medicine C. narrow D. Mr A. fisherman B. buddy C. UK D. stomachache A. flee B. surrounding C. flu D. cut out A. price B. comment C. discipline D. pill