孕妇，30岁，孕3产0，孕33+4。 * * 流血12小时入院，无腹胀、腹痛。2周前也曾有1次 * * 流血，量似月经。
入院后B超报告：胎盘位于子宫前壁下段，部分覆盖子宫内口，产科检查正常，该患者的诊断首先考虑（）
A.部分性前置胎盘
B.中央性前置胎盘
C.边缘性前置胎盘
D.正常胎盘位置
E.胎盘前置状态
F.目前不做前置胎盘诊断
参考答案：A
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| Americans think much about time. From children they 1 to value(珍惜)time. As children they are taught to be on time 2 to school, to work and to do everything. When they are having a good time, they 3 that time flies. When a person is dying(生命垂危),they say he is living on 4 time .Time is money. Time is 5 in America. A working American has to work hard for eight hours a day or forty hours 6 . This is the working time. In his free time, he also works hard 7 more money. Even on Saturday and Sunday he also works hard as usual. In the street you can 8 see that a man walks slowly. They walk very fast. In fact, they are running. They love 9 because time can bring them money and a lot of things . But sometimes they also 10 time,because they feel that they have become servants(仆人)of the clock. | |||
| ( )1. A. teach ( )2. A. going ( )3. A. say ( )4. A. lent ( )5. A something ( )6. A a day ( )7. A for ( )8. A nearly ( )9. A money ( )10. A hate | B. earn B. go B. tell B. borrow B. anything B. a week B. on B. hardly B. work B. love | C. work C. to go C. ask C. lend C. everything C. a month C. with C. almost C. time C. feel | D. play D. went D. speak D. borrowed D. nothing D. an hour D. at D. always D. knowledge D. like |