In the developing countries,             slums form both on the edges and within the largest cities.

The concentration (A) of population may help to minimize our environmental impact on (B) the planet and help cities designs (C) policies and practices (D) to prepare for the influx.

As a teenager, he was uninterested in school – but became            in music, listening to a huge            of contemporary American music.

In all social systems, there is a minority group which is looked           by others in that culture and kept           of mainstream society.

In the absence of adequate medical services, congestion and poor sanitation in big cities may cause health            .

National Geographic is one of the most influential magazines in the world. It came into being in 1899.

Some economists argue that new technology causes unemployment. Others feel that it allows more jobs to be created.

The speaker’s thought-provoke (A) presentation led to (B) an interesting debate on (C) urbanization and sustainable (D) development.

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 21 to 25.

It is hard to imagine life in modern society (21)            smartphones. These handy little devices keep us entertained and enable us to manage important tasks on the go. Although smartphones feature powerful hardware, they wouldn’t be so useful without thousands of handy applications. Here are a few free and helpful apps that you can download to help you throughout the day.

If you have a habit of forgetting things and want to organize your life, give Evernote a try. It promises to help users remember everything. With a few clicks, you can send all of your photos, documents, and audio notes to Evernote. Then, your (22) _____ information can be stored in folders or tagged with useful keywords. When you need to access this data, you can perform a simple search and it will appear in seconds. SoundHound is (23) _____ that enables users to quickly identify songs by (24) _____ the app and holding their phone in the air. The app takes the song playing and compares it to thousands of other songs until it finds a match. Within seconds, it can tell you the name, artist, and album of the song you just heard. (25) _____ spectacular app is Lookout. Hopefully, you won’t have to use it often, but when you do need it. Lookout can be a lifesaver. Its main function is to help you find your phone if it goes missing. Lookout does this by using your smartphone’s data connection to locate your lost device.

It is hard to imagine life in modern society (21)            smartphones.

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

Without action, the impacts of climate change threaten to catastrophically damage our world.

Their family were wealthy but they encouraged their children to work hard and take nothing           .

Which is NOT a symptom of culture shock?

- Mai: “We’d better take a taxi rather than a coach as we go in a group.”

- Tom: “               .”

The older he grew, the more forgetful he became.

Food prices have raised (A) so rapidly (B) in the past few months that (C) some families have been forced to alter (D) their eating habits.

- Linda: “I feel nervous. I’ve got an exam today.”

- Peter: “               .”