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Students ____ cheat in the exams; it is against the rules

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What time does Nga ______every morning?

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The two strangers talked as if they______friends for years

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Although some societies are _______ undeveloped, their languages - from a linguist's point of view - are very complex.

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Advances in mobile technology and social networking websites mean we spend more time online than ever before. If Facebook were a country, it would be the third largest in the world by population (The Economist, 2010). It is (25) _____ not surprising that so many psychologists, sociologists, and others are eager to give their thoughts on how this is impacting negatively on our society. The biggest criticism levelled at social networking is that young people are losing their offline friends to online friends (26) _____ are unable to provide the same deep connection and emotional support. However, a lot of research shows these criticisms are generally (27) _____. Allen et al. (2010) discovered that it is socially adjusted adolescents who are more likely to have a networking profile than those who are not. One study by the Pew Internet and American Life Project (2009) found that people are not (28) _____ offline friends with online companions but are using them to support their offline relationships. The study also found that social networks allow us to have discussions with a much more diverse set of people than in the real world, so we share knowledge with people from a wide (29) _____ of backgrounds

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An earthquake is the result of a sudden release of energy in the Earth's crust that creates seismic waves. At the Earth's surface, earthquakes are recognized (25) _____ vibration, shaking and sometimes displacement of the ground. The vibrations may vary in (26) _____. They are caused mostly by slippage within geological faults, but also by other events such as volcanic activity, landslides, mine blasts, and nuclear tests. The underground point of (27) _____ of the earthquake is called the focus. The point directly above the focus on the surface is called the epicenter. Earthquakes by themselves rarely kill people or wildlife. It is usually the secondary events (28) _____ they trigger, such as building collapse, fires, tsunamis (seismic sea waves) and volcanoes, that are actually the human disaster. Many of these could possibly be avoided by better construction, safety systems, early warning and (29) ____ planning

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You should try to follow the lecture without asking questions unless you ____ something important

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 ________ TV channels are there in Viet Nam? 

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I'm so sorry that you had to go _____________ such a traumatic experience

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I've taken _____________ a new project at work in addition to my normal responsibilities

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A survey is now being ....... nationwide

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Last Sunday, Texas-based game-fans The Speed Gamers ____ in a charity activity to donate money to relief organisations

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Two students, Anna and Linda, are talking about cyberbullying.
Anna: “I believe that children should be provided guidance on how to deal with cyberbullying.”
Linda: “ _______. This can help them have more enjoyable experiences on the Internet.”

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My mother suddenly came to give me a cup of coffee when I _______ for my exam

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Mass media have helped to raise people's awareness of ____ choices

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Many of our medicines are derived ____ animals and plants

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The earth's resources are being used ____________ at an alarming rate

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The data from 21 top universities _______ by an independent company

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If Jake __________ to go on the trip, would you have gone?

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You may think that your genes determine your longevity, but the truth is genetics account for a maximum of 30 percent of your life expectancy.

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We have to wait for the bus, ____?