A. forwards B. earring C. anxiously D. mother tongue A. unaware B. leather C. cry D. take one's order A. community B. construct C. transfusion D. hamburger A. carbon dioxide B. gray C. computer D. enter A. learn B. safety C. South Pole D. boss A. stay B. adverse C. keep away from D. summit A. valueable B. location C. plum D. teen A. hug B. refinement C. please D. above A. had better B. can't C. manage D. weekday A. educate B. teacher C. thrifty D. describe