A. tentative B. dawdle C. do one's best D. four A. action film B. explore C. bucket D. number A. feel like B. zero C. the poor D. across the road A. disagree with B. assign C. independent D. five A. make a deal B. cut down C. three D. snore A. visitor B. at the foot of C. visualize D. car A. suppose B. ten C. sigh D. in excellent condition A. tariff B. work out C. nine D. hilly A. listener B. biology C. strychnine D. two A. perturb B. geology C. seven D. pneumonia