1. As a commander, you should not ____ the soldiers to unnecessary danger. A. express B. explode C. exploit D. expose 2. This newspaper often ____ the government’s opinion, not the public opinion A. affects B. reacts C. reflects D. recognizes 3. Although in great danger, the wounded still did not want to ___ from the front. A. feedback B. backward C. withdraw D. departure 4. This movie has a ___ ending. You can not imagine who will be killed finally. A. dramatic B. original C. considerable D. temple 5. During the graduation ___, the president gave a wonderful opening speech. A. evolution B. sign C. individual D. ceremony 6. The dog ___ the rabbit but could not catch it. A. ceased B. chained C. checked D. chased 7. If your letter is over weight, you must pay for the ____. A. excess B. exceed C. checked D. chased 8. In the class the teacher asked the students to ____ their bad habits. A. weaken B. omit C. overcome D. overtake 9. When you study in the United States, usually you have to buy your own health ____. A. insurance B. expense C. evidence D. payment 10. Chocolate and ice-cream have different ____. A. favor B. favorites C. fever D. flavors