Questões de Concursos | OAB | Enem | Vestibular

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Read the text below and choose the alternative that fills in correctly and respectively the blanks.

What Food Labels Really Mean

Walk _______ any supermarket and you’ll find rows of packaged foods boasting how healthy they are. _______ “fat-free” to “natural” _______ “helps your immune system”, front-ofthe-box labels may give the appearance _______ good nutrition, but the reality is a bit more complicated. Unlike the Nutrition Facts panel, which is tightly regulated, front-of-the-package food labels aren’t as closely monitored. ________ addition, food companies tend ________ “stretch the envelope” of what’s permitted, says Marion Nestle, professor of nutrition, food studies, and public health _________ New York University. The result, she says: “Many of the health claims you see are misleading.”

Available in: http://health.usnews.comnews

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Read the text below and choose the alternative that fills in correctly and respectively the blanks.

A pair ____ astronauts floated outside the International Space Station on Tuesday ____ a planned 6.5-hour spacewalk to perform maintenance work including putting an old cooling pump into storage.

Available in: http://www.theguardian.com

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Read the sentence below and then choose the alternative that fills in correctly the blank.

“____ October 8^th , interested skywatchers should attempt to see the total eclipse of the moon and the rising sun simultaneously.”

Available in: http://www.livescience.com

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Choose the alternative that fills in correctly and respectively the blanks in the sentences below with the missing preposition.

The Boomerang Nebula, a strange and extremely frigid object 5,000 light years away, gradually gives up its secrets

Space is cold. Very cold. ______ ¹ fact, empty space, far ______ ² any star or other hot object, is about -270 degrees C.

While downright frigid – a temperature low enough to freeze hydrogen ______ ³ Earth – that's still about 2.7 degrees ______ ⁴ absolute zero, the lowest possible temperature. The source _______ ⁵ those couple ________ ⁶ degrees is primordial: the leftover glow _______ ⁷ the big bang that gave birth _______ ⁸ our universe.

The entire cosmos is bathed ________ ⁹ this radiation, called the cosmic microwave background. As a result, it's hard to avoid this bit of heat, meaning that _______ ¹⁰ most of the cosmos, -270 degrees is as cold as it gets.

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Read the sentences below:

I. The disadvantage OF working as an actor is that you can’t find a steady job.
II. We have just received an invitation TO her wedding.
III. The greatest difference BETWEEN both restaurants is their prices.
IV. Would you like to come FOR a walk? V. She lost weight after she went ON a severe diet.

Choose the only correct option, considering the use of correct prepositions:

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- I realize that my friend Norma has a terrible problem, she lives ______ 307 Paradise Boulevard but her imaginary husband lives _______ cyberspace

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Complete with the correct preposition:

Where is Anna? She is waiting outside, _____ her car.

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Complete the blank space below:

______ yesterday he’s acting strange with me.

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Read the text below and choose the alternative that fills in correctly and respectively the blanks.

What Food Labels Really Mean

Walk _______ any supermarket and you’ll find rows of packaged foods boasting how healthy they are. _______ “fat-free” to “natural” _______ “helps your immune system”, front-ofthe-box labels may give the appearance _______ good nutrition, but the reality is a bit more complicated. Unlike the Nutrition Facts panel, which is tightly regulated, front-of-the-package food labels aren’t as closely monitored. ________ addition, food companies tend ________ “stretch the envelope” of what’s permitted, says Marion Nestle, professor of nutrition, food studies, and public health _________ New York University. The result, she says: “Many of the health claims you see are misleading.”

Available in: http://health.usnews.comnews

(1,0)

Read the text below and choose the alternative that fills in correctly and respectively the blanks.

A pair ____ astronauts floated outside the International Space Station on Tuesday ____ a planned 6.5-hour spacewalk to perform maintenance work including putting an old cooling pump into storage.

Available in: http://www.theguardian.com

(1,0)

Read the sentence below and then choose the alternative that fills in correctly the blank.

“____ October 8^th , interested skywatchers should attempt to see the total eclipse of the moon and the rising sun simultaneously.”

Available in: http://www.livescience.com

(1,0)

Choose the alternative that fills in correctly and respectively the blanks in the sentences below with the missing preposition.

The Boomerang Nebula, a strange and extremely frigid object 5,000 light years away, gradually gives up its secrets

Space is cold. Very cold. ______ ¹ fact, empty space, far ______ ² any star or other hot object, is about -270 degrees C.

While downright frigid – a temperature low enough to freeze hydrogen ______ ³ Earth – that's still about 2.7 degrees ______ ⁴ absolute zero, the lowest possible temperature. The source _______ ⁵ those couple ________ ⁶ degrees is primordial: the leftover glow _______ ⁷ the big bang that gave birth _______ ⁸ our universe.

The entire cosmos is bathed ________ ⁹ this radiation, called the cosmic microwave background. As a result, it's hard to avoid this bit of heat, meaning that _______ ¹⁰ most of the cosmos, -270 degrees is as cold as it gets.

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Read the sentences below:

I. The disadvantage OF working as an actor is that you can’t find a steady job.
II. We have just received an invitation TO her wedding.
III. The greatest difference BETWEEN both restaurants is their prices.
IV. Would you like to come FOR a walk? V. She lost weight after she went ON a severe diet.

Choose the only correct option, considering the use of correct prepositions:

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Identify the alternatives below as ( T ) true or ( F ) false.
( ) The underlined word in “… it helps to know more about hot air balloons themselves.“ is a relative pronoun.
( ) The preposition in the following sentence “…keeping the balloon floating above the ground.” means that the balloon is floating over the ground.
( ) The words ‘actually’, ‘push’, and ‘major’ mean in Portuguese: ‘atualmente’, puxar’ and ‘maior’.
( ) The negative form of “A hot air balloon has three major parts: the basket, the burner, and the envelope.” is “A hot balloon doesn’t have three major parts: the basket, the burner, and the envelope.”
( ) The tense used in the question “Have you ever wondered what keeps a hot air balloon flying?”, is an example of Past Perfect.

Choose the alternative which presents the correct sequence, from top to bottom.

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Check the use of prepositions in the sentences below and mark the INCORRECT alternative.