50. Alex loves to jog. He has strong legs, so jogging is easy for him._______ He started jogging a year ago to get in shape, but now he runs because he loves it. He has even run in a few marathons, and he enjoys the competition. Alex says that he'll run until the day he dies.
(A) He has a lot of friends who love jogging as much as he does.
(B) He also has good endurance, and his lungs seldom ache.
(C) He often cramps up because he has tight muscles.
(D) He has enjoyed running in marathons ever since.

46. There are three reasons why Norway is one of the best countries in the world. First, it has an excellent health care system. All Norwegians have access to medical services at a reasonable price. Second, Norway has a high standard of education. Students are taught by well-trained teachers and most of the people continue studying at university. Finally, its cities are clean and efficiently managed. Norwegian cities have many parks and lots of space for people to live. As a result,________.(A) Norway is ideal for higher education.(B) Norway is a perfect sightseeing location for tourists.(C). Norway is affordable for most people to love.(D) Norway is a desirable place to live.

47.________. From the earliest times, kings used initial rings to sign document. Later, during Greek times, when Alexander the Great died, his vast kingdom was divided among his generals, who also got copies of his signet ring. They used these themselves and even allowed trusted advisors to use them. Finally, the custom spread among the common people, and nearly everybody who couldn't write signed official documents with a signet ring. Rings thus became a sign of contractual agreement, which meaning was eventually applied to wedding rings.(A) The importance of the rings is initially documented since earlier times in history.(B) The custom of using rings in weddings is documented officially since Greek times.(C) The use of wedding rings has evolved as the latest of all the bridal traditions.(D) The use of rings has been popular for new-weds for a long time.

48. The general principles of making cheese from milk have changed little for nearly 3000 years.________.The first step is to add acid or enzyme to the milk. Next, the liquid, called whey, is drained, leaving a semi-solid cheese, called curds. All soft or cream cheeses are of this type. Hard cheese undergoes two additional steps in the process. The semi-solid cheese is matured, salted and pressed into forms or moulds. The final step is the aging process during which the world's most famous cheeses acquire their unique flavors from the place and length of storage.(A) All the methods are slightly changed.(B) Making cheese is not an easy task at all.(C) The process consists of two to four basic steps.(D) The principles are followed in different cultures.

49. ________.The highest of these castes is that of the Brahmans or priests. The next highest is the varna of the warriors, known as the Rajput caste. Below this comes the merchant caste and the lowest caste is known as the Sudra caste. While castes are traditionally associated with a type of occupation, in modern India, occupations are not a reliable guide to caste.(A) The Hindu people have been emphasized the hierarchical status under the castes.(B) The whole Hindu population of India can be divided into four castes.(C) The castes in India are placed at the top in the traditional society.(D) The castes in India are part of tradition in the Hindu history.

1. You have to renew your passport before it _______. (A) expires (B) aspires (C) inspires (D) conspires

2. Clients pay very high fees to join this luxury trip and they expect complete _______ in return. (A) impression (B) complication (C) satisfaction (D) occupation

3. The _______ drinking age in the United States is 21. (A) capable (B) legal (C) favorite (D) popular

4. The search and _______ crew hasn't found any of the tourists who have been buried in the snow. (A) rescue (B) discovery (C) forecast (D) production

5. This eco-trip is terrific. You'll see a lot of _______ species on the island. (A) deceased (B) extinct (C) undercover (D) endangered

6. The Taipei City Government has been using Taipei 101 to _______ tourism in Taipei. (A) broadcast (B) promote (C) convey (D) translate