问题
单项选择题 A1型题
早产儿指（）
A.胎龄>20周至37足周的新生儿
B.胎龄>28周至<37足周的新生儿
C.胎龄>28周至第37周的新生儿
D.胎龄>20周至第37周的新生儿
E.胎龄>30周至<37足周的新生儿
答案
参考答案：B
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早产儿指（）
A.胎龄>20周至37足周的新生儿
B.胎龄>28周至<37足周的新生儿
C.胎龄>28周至第37周的新生儿
D.胎龄>20周至第37周的新生儿
E.胎龄>30周至<37足周的新生儿
参考答案：B
| 根据句意或首字母完成句子，使句子意思完整,语法正确。 1. Mrs Green has many different kinds of plants. She _____ them every day and lit the fire for breakfast. 2. When l was young, I often chopped _____. 3. My father is a farmer. He works on a _____. 4. You'll have an important meeting today. You'd better wear a business s _____ . 5. It's too hot today. We must put the meat into the r _____. |