A. biochemistry B. rocket C. confusion D. simply A. located B. in hospital C. employ D. livelihood A. chief B. save C. afflict D. Be careful A. arrest B. vacuum C. crispy D. prison A. article B. struggle C. good night D. megacycle A. biography B. be used to C. tribe D. workshop A. wrap B. cemetery C. good evening D. quietly A. stick B. steamship C. concoct D. retire A. biologist B. once C. ssh D. standard A. have a picnic B. hospital C. headache D. resentful