Gas explosions are often .................. to negligence and are usually caused by violations of standards or safe practices.

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 Although there are over fifty_________groups, we all use Vietnamese as the official language.

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Practicing his speaking English everyday, his hope was to get a good job in a foreign company.

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The Oxford English Dictionary is well known for including many different meanings of words and to give real examples.

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The bones of the elderly are more prone to fractures than of young people.

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He__________in German, but moved to the US at the age of 18.

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The children's bad behavior in class_____________their teacher beyond endurance.

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Two weeks are plenty of time to finish the assignment.

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This is especially important in the age of globalization, where countries face a daunting challenge to preserve their own cultural identities.

I think you should____the new words in the dictionary.

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He stressed that the idea of the event is to grab the public’s attention with their favorite acts, rather than to give them a diverse arts festival.

Van Gogh suffered from depression ________by overwork and ill-health.

You Can’t Escape the Internet! Over the last few years, the use of the Internet has increased dramatically in French schools, offices and homes and this trend continues to grow. Who could have imagined, even in the last decade, that we would be able to (1) _______ our friends, colleagues and clients around the world simply through the (2) _______ of a mouse and a modem? There is no doubt, like any invention, that the Internet can be used for good or bad but it is here to stay and (3) _______ the way we communicate.
In the world of business, no corporation can be competitive unless it has (4) _______ to the Internet. It has become essential to advertise your product and service in this way and an increasing number of companies are using this opportunity to reach a greater number of (5)_______ consumers. Indeed, the bigger the web site, (6) _______ professional the company seems to be. 
Similarly in education, the opportunities that the Internet can (7) _______ are vast. More and more students (8) _______ on the Internet for their research; for instance, a physics undergraduate in Paris can download information from a university library in the States in minutes. From the latest research in scientific and linguistic fields to new theories in psychology and history; all this may be published on the world-wide web. 
What will be the future for the Internet in France? It has (9) _______ that 60% of homes and 50% of businesses will have access to the Internet within five years. Children, students and professionals will be able to (10) _______ and explore the world as they have never done before!
(9).........................

Experts say that another outbreak of flu epidemic is on the_____ .

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Although Jenny is bad - tempered, she has never________to violence.

Choose the best answer from the four options given (A, B, C, or D) to complete each sentence:

Question 39. The biggest company in my local area is____________ the verge of bankruptcy

Mr. Jackson is ............. that he is authorized to fly business class to get to the trade fair in Chicago.

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If I could speak two languages last years, I would have got a good job.

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The manager  concurred,  with his assistants about the new direction the company was taking.

Son, stop reading.____ the book down and go out.

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 In the USA, Americans are encouraged to look directly at people when speaking to them because it shows interest in what they are saying and is thought to carry a sense of honesty.