问题
单项选择题
Rh阴性母亲，若其胎儿是Rh阳性，可引起胎儿出现（ ）
A．血友病
B．白血病
C．新生儿溶血病
D．红细胞增多症
E．巨幼细胞贫血
答案
参考答案：C
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Rh阴性母亲，若其胎儿是Rh阳性，可引起胎儿出现（ ）
A．血友病
B．白血病
C．新生儿溶血病
D．红细胞增多症
E．巨幼细胞贫血
参考答案：C
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| Coffee has been a part of people's lives for thousands of years, and it is still one of the world's favorite 1 . Here is a story of coffee and 2 it was discovered. The story 3 us coffee was 4 in Africa long, long ago. One day a farmer was 5 his goats, and he saw them 6 some berries (咖啡豆) from a plant. The goats became very 7 after they ate the berries. The man often felt tired, 8 he decided to try the berries, too. To his great 9 , he didn't feel tired any more. Coffee plants were thus (因此) discovered. The coffee was taken from Africa to other 10 in Europe and America. After that farmers started to grow coffee plants especially in South America. | ||||
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