下列说法正确的是
A．先天性疾病都属于遗传病
B．产前诊断可针对所有遗传疾病进行检测
C．产前基因诊断有很强的个性化，应在怀孕前就做好确诊和基因预分析
D．产前诊断属于一级预防的范围
E．羊膜腔穿刺操作失败以及胎儿流产的风险略高于绒毛采样
参考答案：C
解析： 产前诊断属于二级预防的范围。产前基因诊断须在孕前做好确诊和基因预分析才能尽可能避免漏诊和误诊。
| 根据阅读材料或短文内容。选择最佳答案.。 | ||
★生词提示:valid有效的
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| 1. The card is used for _____. | ||
| A. taking a taxi B. travelling by train C. taking a bus D. entering the college | ||
| 2. Lilian is _____. | ||
| A. a bus driver B. a university student C. a teacher in a college D. a middle school student | ||
| 3. The card can be used in any of the four _____. | ||
| A. cities B. colleges C. universities D. companies | ||
| 4. According to the reading material, if you find a lost card, you can _____. | ||
| A. sell it B. phone Lilian C. use it for travelling D. give it back to any Stagecoach driver | ||
| 5. You can not find _____ in the card. | ||
| A. Lilian's age B. the price C. the card number D. the time limit |
