A. by bike B. realistic C. throng D. recover A. sunken B. cheeseburger C. transistor D. geometry A. recall B. in fear of one's life C. exhibition D. turn A. in vain B. go climbing C. circular D. the Lantern Festival A. driftnet B. youth worker C. by coincidence D. curry A. aggressive B. injection C. the day before yesterday D. milometer A. adventure B. fifty C. satisfy D. a great deal A. keep away from B. connect C. Egypt D. look up A. phenomena B. talk about C. predict D. met A. coincidence B. strangely C. equip D. fall