Grammar Quiz: Punctuation

. Energy is derived from four nutritional categories: carbohydrates, proteins, fats and minerals and vitamins.

Energy is derived from four nutritional categories: carbohydrates, proteins, fats, and minerals and vitamins.

Energy is derived from four nutritional categories; carbohydrates, proteins, fats and minerals and vitamins.

The sentence is punctuated correctly.

. Manufacturers are required to conduct safety tests on their products, however, they are not required to publish the results.

Manufacturers are required to conduct safety tests on their products; however they are not required to publish the results.

Manufacturers are required to conduct safety tests on their products; however, they are not required to publish the results.

The sentence is punctuated correctly.

. By seeing their parents walk, children take their first steps, by hearing their parents talk, children begin to speak their own words.

By seeing their parents walk children take their first steps, by hearing their parents talk children begin to speak their own words.

By seeing their parents walk, children take their first steps; by hearing their parents talk, children begin to speak their own words.

The sentence is punctuated correctly.

. One thing is more important to a child than anything else; feeling loved and cared about.

One thing is more important to a child than anything else: feeling loved and cared about.

One thing is more important to a child than anything else: feeling loved, and cared about.

The sentence is punctuated correctly.

. The movie An Inconvenient Truth discusses the pressures and effects that society today is placing on the environment.

The movie, An Inconvenient Truth, discusses the pressures and effects that society today is placing on the environment.

The movie, An Inconvenient Truth, discusses the pressures and effects, that society today is placing on the environment.

The sentence is punctuated correctly.

. Essays require their writers to think critically, present a logical argument, organize ideas in an outline, provide specific support for these ideas, utilizing the principles of coherent paragraph construction, and write clearly and correctly.

Essays require their writers to think critically; present a logical argument; organize ideas in an outline; provide specific support for these ideas, utilizing the principles of coherent paragraph construction; and write clearly and correctly.

Essays require their writers to: think critically, present a logical argument, organize ideas in an outline, provide specific support for these ideas, utilizing the principles of coherent paragraph construction, and write clearly and correctly.

The sentence is punctuated correctly.

. Author Margaret Atwood said, "Optimism means better than reality, pessimism means worse than reality. I'm a realist."

Author Margaret Atwood said, "Optimism means better than reality; pessimism means worse than reality. I'm a realist."

Author Margaret Atwood said, "Optimism means better than reality—pessimism means worse than reality. I'm a realist."

The sentence is punctuated correctly.

. Chris always said that only three things ever made him angry, intolerance, intolerance, and intolerance.

Chris always said, that only three things ever made him angry, intolerance, intolerance, and intolerance.

Chris always said that only three things ever made him angry: intolerance, intolerance, and intolerance.

The sentence is punctuated correctly.

. In 1993, shortly after the release of Mortal Kombat, two US senators launched an investigation into video game violence.

In 1993, shortly after the release of Mortal Kombat two US senators launched an investigation into video game violence.

In 1993 shortly after the release of Mortal Kombat, two US senators launched an investigation into video game violence.

The sentence is punctuated correctly.

. To arrange a successful conference for 200 attendees, was an amazing achievement for the new intern, and was one reason why she was offered a full-time job after graduation.

To arrange a successful conference for 200 attendees was an amazing achievement for the new intern, and was one reason why she was offered a full-time job after graduation.

To arrange a successful conference, for 200 attendees, was an amazing achievement for the new intern, and was one reason why she was offered a full-time job after graduation.

The sentence is punctuated correctly.

. After final exams, the three friends had a quiet dinner to celebrate their achievements and to say good-bye and thank you after four years of living, studying, and growing up together.

After final exams, the three friends had a quiet dinner, to celebrate their achievements and to say good-bye and thank you after four years of living, studying, and growing up together.

After final exams, the three friends had a quiet dinner to celebrate their achievements and to say good-bye, and thank you after four years of living, studying, and growing up together.

The sentence is punctuated correctly.

. Margit's favourite artist is Vincent Van Gogh, she especially likes his paintings of irises because they remind her of her grandmother's garden.

Margit's favourite artist is Vincent Van Gogh—she especially likes his paintings of irises because they remind her of her grandmother's garden.

Margit's favourite artist is Vincent Van Gogh; she especially likes his paintings of irises because they remind her of her grandmother's garden.

The sentence is punctuated correctly,

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