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  3. Chocolate is not a great source of nutrients, but there’s no harm in eating a moderate amount, especially the dark variety, (31)

Chocolate is not a great source of nutrients, but there’s no harm in eating a moderate amount, especially the dark variety, (31)

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问题     Chocolate is not a great source of nutrients, but there’s no harm in eating a moderate amount, especially the dark variety, (31) contains some of the same disease-fighting antioxidants as red wine, fruits and vegetables.
    In fact, a 40-gram (32) of dark chocolate offers about the same amount of antioxidant protection (33) a 150-ml glass of dry red wine.
    Thirty grams of solid chocolate contains about 150 calories and 2 or 3 grams of protein. The original bean has significant (34) of vitamin E and B vitamins. These nutrients, (35) are so diluted as to be negligible in modern processed chocolate. Sweet or semisweet chocolate (36) between 40 and 53 percent fat, or cocoa butter. (37) chocolate and cocoa powder supply chromium, iron, magnesium, phosphorus, and potassium, but (38) of the high fat and calories, you’re best to get these minerals from (39) sources.
    Ever (40) why you suddenly crave the rich, sweet taste of chocolate?
    Well, the scientific answer is that chocolate contains two stimulants, theobromine and caffeine. Theobromine, (41) caffeine, does not (42) the central nervous system but has a mainly diuretic effect. Most chocolate products contain no more (43) about 0.1 percent caffeine and are much less (44) than a cup of decaffeinated coffee. Unsweetened baking chocolate is a (45) more concentrated (46) of caffeine.
    Some people have a tendency to (47) themselves in chocolate after emotional upset, as it can be a mood elevator. While there’s no (48) basis for this behavior, psychiatrists have theorized that "chocoholics" may be people (49) have a faulty mechanism for regulating their body levels of phenylethylamine. And every woman knows that (50) cravings can be tied to those monthly hormonal changes.

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答案stimulate
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