题目内容
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提问人:网友qzz111
发布时间:2022-01-07
[主观题]
According to the passage, which of the following is NOT mentioned?A. People are not sure o
According to the passage, which of the following is NOT mentioned?
A. People are not sure of the reason why the proportion of test-tube girls to boys is high.
B. Heart defect usually occurs in only 15 out of 60,000 in Australia.
C. Heart defect shows up in one out of nine test-tube babies.
D. The test-tube babies are growing well.
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