Choose the correct answer in each sentence.

According to the latest news, HRT, Inc. is preparing for the  _____________  of a major new product.

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___________ employee at NLC plays an important role in achieving our business objectives.

During the match, someone _____ fire to the stadium.

The amount Sarah earned was ................... on how much she sold.

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: 

I am at a loss to how you are going to pass your subjects without studying. All you do is to play video games all day.

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Two items in Ms. Burke's order were out of stock, so her invoice was adjusted -----.

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Tickets purchased online with a discount code are always cheaper than  ______________  purchased at a ticket stand.

 It was difficult to guess what her ................ to the news would be.

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 XAG Motors recommends checking your vehicle's oil at  ______________  intervals.

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Peter ..................... his test yet.

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The quick response by our engineering team made the impact of the system failure   ____________.

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 During the last 200 years, the burning of fossil fuels  _______  a dramatic increase in the amount of carbon dioxide in the atmosphere.

Since he  .............. , I have heard nothing from him.

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Employees should be aware of hazards that exist in the workplace and follow the ------ safety standards.

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The Tiffany Corporation celebrated the ------ of the brand's first store in Auckland, New Zealand, last week.

Approximately one-third of the Arctic Ocean is underlain by continental shelf,  _______ includes a broad shelf north of Eurasia and the narrower shelves of North America and Greenland. 

National Assembly Chairwoman Nguyen Thi Kim Ngan said that  ..............   , a large number of women and girls in various areas in the world are being discriminated and subjected to violence.

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Following weeks of   __________ , James Enterprises formally announced that it was going to acquire TSR, Inc. for $4.9 million.

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Mr.Baek is very  ___________   and has agreed to assist with the new advertising campaign.

I____ in the US for one year, but I still find it difficult to communicate with the American. 

Choose the best answer:
How about _______ a presentation about water and air pollution?