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    650

    【句子改错SC】-8488-PREP07

    Obtaining an investment-grade rating will keep the county's future borrowing costs low, protect its already-tattered image, and increase its ability to buy bond insurance.

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    600

    【句子改错SC】-8489-OG15

    As contrasted with the honeybee, the yellow jacket can sting repeatedly without dying and carries a potent venom that can cause intense pain.

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    600

    【句子改错SC】-8490-OG15

    Neuroscientists, having amassed a wealth of knowledge over the past twenty years about the brain and its development from birth to adulthood, are now drawing solid conclusions about how the human brain grows and how babies acquire language.

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    600

    【句子改错SC】-8491-OG15

    Tropical bats play important roles in the rain forest ecosystem, aiding in the dispersal of cashew, date, and fig seeds; pollinating banana, breadfruit, and mango trees; and indirectly help produce tequila by pollinating agave plants.

  • 993人已做

    650

    【句子改错SC】-8492-OG15

    None of the attempts to specify the causes of crime explains why most of the people exposed to the alleged causes do not commit crimes and, conversely, why so many of those not so exposed have.

  • 891人已做

    600

    【句子改错SC】-8493-OG15

    In virtually all types of tissue in every animal species, dioxin induces the production of enzymes that are the organism’s trying to metabolize, or render harmless, the chemical that is irritating it.

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    680

    【句子改错SC】-8494-OG15

    Emily Dickinson’s letters to Susan Huntington Dickinson were written over a period beginning a few years before Susan’s marriage to Emily’s brother and ending shortly before Emily’s death in 1886, outnumbering her letters to anyone else.

  • 892人已做

    600

    【句子改错SC】-8495-OG15

    Paleontologists believe that fragments of a primate jawbone unearthed in Burma and estimated at 40 to 44 million years old provide evidence of a crucial step along the evolutionary path that led to human beings.

  • 935人已做

    600

    【句子改错SC】-8496-OG15

    Unlike the conviction held by many of her colleagues that genes were relatively simple and static, Barbara McClintock adhered to her own more complicated ideas about how genes might operate, and in 1983, at the age of 81, was awarded a Nobel Prize for her discovery that the genes in corn a...

  • 883人已做

    600

    【句子改错SC】-8497-OG15

    Galileo was convinced that natural phenomena, as manifestations of the laws of physics, would appear the same to someone on the deck of a ship moving smoothly and uniformly through the water as a person standing on land.

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  • 【阅读RC】-9923

    The author uses the term "admittedly" (see highlighted text) in order to indicate that

    240人做过-1条评论-52.9%正确率

  • 【数据充分DS】-14869

    What is the ratio of the average (arithmetic mean) height of students in class X to the average height of students in class Y?(1) The average height of the students in class X is 120 centimeters.(2) T...

    5人做过-1条评论-40%正确率

  • 【数据充分DS】-13165

    Is the measure of one of the interior angles of quadrilateral ABCD equal to 60 degrees?(1)   Two of the&n...

    100人做过-1条评论-46%正确率

  • 【句子改错SC】-8502

    Based on records from ancient Athens, each year young Athenian women collaborated to weave a new woolen robe t...

    897人做过-10条评论-56%正确率

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    Of the families in City X in 1994, 40 percent owned a personal computer.  The number of families in ...

    29人做过-1条评论-79.3%正确率

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