A. second B. mathematical C. tourist office D. pass A. livelihood B. watch TV C. cast down D. store A. ahead of B. seize C. retell D. those A. get lost B. generous C. eyebrow D. employee A. sacrifice B. walker C. disadvantage D. band A. look for B. apologize C. come up with D. slurp A. in terms of B. invention C. comprehension D. horsepower A. accessible B. enjoy C. avenge D. help A. polluted B. distasteful C. concentrate D. tether A. as well B. thermodynamics C. pennant D. left