A. rush B. computer C. mystery D. urgent A. refinement B. definite C. dining hall D. tentative A. spiritual B. swimming C. remind D. take part A. heat up B. sleep C. retreat D. undercurrent A. acquaint B. fork C. sit D. transverse A. planetary B. Lost and Found C. fridge D. make a mistake A. U-turn B. stay in touch with C. milk D. card A. speculative B. line C. gym D. unlucky A. return B. daylight C. witness D. spectacle A. fighter B. better C. enjoy sunbathing D. award