A. look out of B. lip C. duty D. because A. mistake B. civilization C. lie down D. look A. woman B. radio frequency C. bitterly D. Utah A. transporter B. instead C. green D. cry A. candy B. perturb C. soar D. navigator A. splendid B. sleep C. prevailing D. mainly A. consist B. various C. now D. have difficulty doing A. recording B. dance C. nerve D. mother tongue A. orphan B. water C. run down the stairs D. toilet A. turn out B. talk C. fruit D. after-class