A. play and act B. a lot of C. add D. alone A. storeroom B. labor C. geography D. boot A. catch B. disagree C. hero D. gusher A. billion B. risk C. be afraid of D. violent A. soup B. evaluation C. one day D. memorize A. robber B. conclusion C. watermelon D. syndrome A. horror film B. volt C. arrowhead D. manage to do A. worry B. same C. fountain D. dividend A. entitle B. age C. speak to D. paint A. come round B. problem-solving C. in a way D. strong