What does the author intend to illustrate with the example of the gang member and his father？
A. How the antiloitering law works.
B. How to maintain charming image.
C. How tough the crime polices were.
D. Why Chicago's sweeping statute stroke down？
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Computer technology is helpful for preserving minority languages in that it____.
A. makes learning a global language unnecessary
B. facilitates the learning and using of those languages
C. raises public awareness of saving those languages
D. makes it easier for linguists to study those languages
What does the author mean by "It just means they have to use a scalpel rather than an invisible mallet" (The last line, Paragraph 5)？
A. The gang members should be given a get-tough attitude in the long run.
B. The targeted gang members rather than all of them should be given a get-tough treatment.
C. A scalpel can cut off the tumors of the society while the invisible mallet fails to.
D. A scalpel is more powerful than the invisible mallet.
In Paraaraph Four, "taper off" means____.
A. cut up
B. stop
C. speed up
D. slow down
In the first paragraph, "took a turn at the crank" could be paraphrased_____.
A. helped to mix the ice cream
B. ate some ice cream
C. helped break up the ice with a hammer
D. protected the ice cream from children
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