问题
多项选择题
下列各项中哪些表明上消化道大出血尚未停止
A．黑便次数增多
B．黑便由糊状变为成形略带黄色
C．血尿素氮恢复正常后又升高
D．网织红细胞计数持续升高
E．呕吐物由咖啡色转为鲜红色
答案
参考答案：A,C,D,E
搜题请搜索小程序“爱下问搜题”
下列各项中哪些表明上消化道大出血尚未停止
A．黑便次数增多
B．黑便由糊状变为成形略带黄色
C．血尿素氮恢复正常后又升高
D．网织红细胞计数持续升高
E．呕吐物由咖啡色转为鲜红色
参考答案：A,C,D,E
| 阅读理解。 |
 |
| 1. If you are a beginner for surfing, you should pay _______ for 1 hour's board and lesson. |
[ ] |
| A. $26 B. $13 C. $8 D. $18 |
| 2. You have to catch the boat at _______ when you go diving in the afternoon. |
[ ] |
| A. 8 p.m. B. 1 p.m. C. 9 a. m. D. 8 a. m. |
| 3. The hotel guests can swim in the pools _______. |
[ ] |
| A. out of the hotel B. with $ 3 every hour C. free of payment D. only for 50 minutes every day |