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    600

    【句子改错SC】-8455-Manhattan

    The survey showed that children are much more psychologically stable when raised in a family with two parents than in a family where one parent only cares for the child.

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    680

    【句子改错SC】-8457-OG16

    【OG18-P680-668题】In a review of 2,000 studies of human behavior that date back to the 1940s, two Swiss psychologists, declaring that since most of the studies had failed to control for such variables as social class and family size, none could be taken seriously.

  • 1222人已做

    600

    【句子改错SC】-8458-OG16

    【OG18-P680-671题】Manufacturers rate batteries in watt-hours; if they rate the watt-hour higher, the longer the battery can be expected to last.

  • 664人已做

    600

    【句子改错SC】-8460-OG16

    Although a surge in retail sales have raised hopes that there is a recovery finally under way, many economists say that without a large amount of spending the recovery might not last.

  • 1163人已做

    600

    【句子改错SC】-8461-OG16

    【OG18-P680-672题】At the end of the 1930s, Duke Ellington was looking for a composer to assist him-someone not only who could arrange music for his successful big band, but mirroring his eccentric writing style as well in order to finish the many pieces he had started but never completed.

  • 624人已做

    650

    【句子改错SC】-8462-OG16

    Of all the vast tides of migration that have swept through history, maybe none is more concentrated as the wave that brought 12 million immigrants onto American shores in little more than three decades.

  • 619人已做

    600

    【句子改错SC】-8463-OG16

    Diabetes, together with its serious complications, ranks as the nation’s third leading cause of death, surpassed only by heart disease and cancer.

  • 777人已做

    650

    【句子改错SC】-8464-OG16

    【OG18-P682-677题】The intricate structure of the compound insect eye, having hundreds of miniature eyes called ommatidia, help explain why scientists have assumed that it evolved independently of the vertebrate eye.

  • 862人已做

    650

    【句子改错SC】-8465-OG16

    In late 1997, the chambers inside the pyramid of the Pharaoh Menkaure at Giza were closed to visitors for cleaning and repair due to moisture exhaled by tourists, which raised its humidity to such levels so that salt from the stone was crystallizing and fungus was growing on the walls.

  • 732人已做

    650

    【句子改错SC】-8466-OG16

    【OG18-P682-678题】In 1979 lack of rain reduced India’s rice production to about 41 million tons, nearly 25 percent less than those of the 1978 harvest.

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  • 【句子改错SC】-10311

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    1165人做过-1条评论-89.6%正确率

  • 【句子改错SC】-10880

    Recently physicians have determined that stomach ulcers are not caused by stress, alcohol, or rich foods, but a&nbs...

    1256人做过-1条评论-89.9%正确率

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    Vivien Thomas, who had no formal medical training, in struggling against overwhelming odds, he became a cardiac sur...

    688人做过-1条评论-91.1%正确率

  • 【句子改错SC】-11265

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    318人做过-2条评论-87.4%正确率

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    1665人做过-3条评论-65.2%正确率

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