A. grandfather B. hen C. billion D. output A. origin B. smiling C. court D. rich A. shove B. rule C. give sb a hand D. high blood pressure A. she's B. than C. library D. analytical A. main course B. person C. diamond D. point A. finish B. perpetual C. do homework D. TV A. outdoors B. well-known C. nephew D. together A. go home B. boldly C. recovery D. basket A. children B. injury C. century D. meet with A. score B. wrist C. tense D. violin