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Common Errors Workbook |
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Punctuation and mechanics |
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31. Do not use dashes as periods |
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Determine whether the sentence following the number in the paragraph below is correct or needs revision.
A recent study by the National Center for Missing and Exploited Children surveyed 500 children who used the Internet regularly for communication, education, and recreation. __1__ (correct/needs revision) A surprising number---nearly one in five---had received unwanted requests for sex or for intimate sexual information within the past year. __2__ (correct/needs revision) In three percent of these cases, someone had tried to contact the child in person or by phone---fifty percent of those attempting contact were young people. __3__ (correct/needs revision) Parents can purchase some software that screens out offensive material---although not with 100 percent success.
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