(37)_____ necessity. There are several options when it comes

Read the following passage and mark A, B, C, or D to indicate the correct answer to each of the blanks.

Modern industry pollutes, and it also seem to cause significant changes to the climate. What is needed is an industry that (41) _____ the benefits without the costs. And the glimmerings of such an industry can now be (42) ______.

That industry is based on biotechnology. At the moment, biotech‟s main uses are in medicine and agriculture. However, its biggest long term impact maybe industrial. Biotechnology will (43) _____ demand for oil by taking the cheapest raw materials imaginable, carbon dioxide and water, and using them to make fuel and plastics.

Plastics and fuels made in this way would have several advantages. They can be called “renewable”,

(44)_____ nothing is depleted to make them. They would be part of the natural carbon cycle, borrowing that element from the atmosphere for a few months, and returning it when they were burned or (45) _____. That means they could not possibly contribute to global warming. They would also be environmentally friendly in other ways.

All in all, the future could be green in ways that traditional environmentalists had not expected.

Read the following passage and write the letter A, B, C or D on the top of the first page to indicate the correct answer to each of the questions.

The ___(46)____ for many young people today is to communicate with others over the Internet and have a life online. They way they do this is through social networking web sites such as Facebook and Twitter. However, the people who ___(47)____ their lives online are also putting themselves at risk, and they may not even understand how they are doing so.

The key to limiting risk is to keep certain pieces of information private. If you do any banking online, for example, it is important to note that dates of birth are often used as a(n) ____(48)_____ feature by banks. They will need to know your identification number and possibly your address as well, but to ____(49) ____. They will need to know your identification your identity, they might ask you for your date of birth. If a criminal were to gain access to your account number at a bank, and then obtain your address from public records, the one thing that he would not have would be your birth date.

These days, however, a lot of people list their dates of birth openly on Facebook ____(50)____ their friends can wish them well on their birthdays. Unfortunately, doing so could end up being a recipe for disaster.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer that best fits the blank space in the following passage.

21^st CENTURY TEACHERS: INEVITABLE CHANGES

21^st century teachers need to serve as a guide or mentor for their students, not as the all- knowing sage providing them with everything they need. Nowadays, with so much access (26) ______ resources of all kinds, children invariably know more than teachers on different topics, step ahead of the technology. Teachers need to be empowered as facilitators for learning, so that they can empower their students in (27) ______.

This shift is great news for teachers. Instead of struggling to give kids all the information in areas

(28)______ they know little about, teachers can support students as they make their own steps into different

fields. It‟s about preparing them to go beyond their seniors, ensuring they have the skills to do it, and assisting them along the way.

(29)______, teachers need to be forward-thinking, curious and flexible. They must be learners: learning new teaching methods, and learning alongside their students. Simply asking questions like “What will my students need dozens of years from now?” or “How can I help give them those skills?” can change teachers'

(30)______, make them a leader, and bring about changes in the classroom, school and community.

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 26 to 30.

The position of sport in today‟s society has changed out of all regconition. People no longer seem to think of sport as “just a game” – to be watched or played for the (21) ___________ of enjoyment. Instead, it has become big business worldwide. It has become accepted practice for loading companies to provide sponsorship. TV companies pay large sums of money to screen important matches or competitions. The result has been huge financial rewards for athletes, some of (22) ___________ are now very wealthy, particularly top footballers, golfers and tennis players. (23) ___________, it is not unusual for some athletes to receive large fees on top of their salary, for advertising products or making personal appearances.

Read the following passage and mark the letter A, B, C, or D on your answer sheet to choose the word or phrase that best fits each of the numbered blanks from 6 to 10.

Since the time of Nostradamus, meteorologists have been trying to decipher the mystery of climatic changes. Their objective has been to be able to precisely (6)______ the weather for the days to come. In the past, meteorologists looked skywards to find hints in the clouds. At present, their eyes are directed at the spots(7)______the most intriguing climatic transformations come about, namely, the ultimate depths of the oceans where swirls, whirlpools and waves generate the patterns for the future weather.

The most efficient way of (8)_____ hold of the ever changing map of the swirling currents circulating their heat around the planet is from space. Weather satellites equipped (9)_____complicated instruments examine the surface and the bottom of the oceans and determine the exact height of water. The impressive advantage offered by satellite scanning is that measurements can be (10)_____even in the most inaccessible parts of the oceans and can provide daily pictures of the water surface together with the calculated wave height and wind speed.