A. TIME B. MOMENT C. OCCASION D. CHANCE IV. COMPREHENSION READING...

50. A. time B. moment C. occasion D. chance IV. COMPREHENSION READING Read the following passage. For questions 51 – 55, you are to choose one best answer (A, B, C or D) to each question. People who travel frequently on business or for pleasure often suffer some form of health problem, yet over half of these problems can easily be prevented. The most common ailment, a headache, can be avoided by taking along an ample supply of aspirin or other pain reliever. Another common affliction is motion sickness caused by the constant movement of vehicle. Ginger capsules, sold in most health-food stores, have been found effective as a remedy. Other familiar problems include sunburn, which can be prevented by using an effective sunscreen, and insect bites, which can be controlled with the use of repellent spray or ointment. For everyday cuts and scratches, a first-aid kit containing bandages and antiseptic cream is recommended.