临产的征兆为：出现规律、伴有疼痛且逐渐增强的子宫收缩，每次持续30秒或以上，间隔（） 发布时间：2019-09-23 11:03 │ 来源：www.tikuol.com 题型：单项选择题 问题： 临产的征兆为：出现规律、伴有疼痛且逐渐增强的子宫收缩，每次持续30秒或以上，间隔（）。A.2—3分钟B.3—4分钟C.5-6分钟D.4—5分钟
题型：单项选择题 你喜欢钓鱼吗？读下列杰克和大卫钓鱼的故事,然后选择正确答案完成句子。 One day, Jack and David went fishing. Jick took Tony with him on the river, when the dog saw a bird, he wanted to run after it and tried to catch it."All the fish are frightened and swim away," said David, "Be quiet! Tony." Jack shouted at him. But Tony didn't listen to him."Are we going home now, David. Next time, I will not bring him here again.""Wait!"said David, "A fish is biting my line.""Look out!"shouted Jack. But it was too late. The boy fell into the water, "Help! Help! " shouted David. But Jack couldn't swim. Just then, Tony came out. He jumped into the water and pulled the boy onto the bank and saved his life.1. Tony is the name of _____.A. a fish B. a dog C. a boy2. Who didn't want to frighten the fish? A. David B. Jack C. A and B3. Who fell into the river and got wet? A. David B. Jack C. Tony4. Jack said that _____. A. he shouldn't take Tony with him the next time B. he shouldn't go fishing with David C. he shouldn't go fishing5. From the story we know _____. A. a dog is a useful animal to us B. we should bring a dog when we going C. a dog can help us catch fish 查看答案
题型：单项选择题 女性，24岁，体重50公斤，因急性胃炎反复呕吐已两周，时有头晕，手足麻木，但口渴不明显，尿中Na+Clˉ减少，血清钠133mmol/L，估计需补充多少氯化钠：A．10克B．15克C．20克D．25克E．30克 查看答案
题型：单项选择题 患者，男性，60岁，右下腹痛3个月，有时腹泻，大便隐血试验阳性。钡剂灌肠检查显示升结肠中段一不规则形充盈缺损，局部管壁僵硬，结肠袋消失。若进一步进行下腹部CT检查，主要价值为A．可以明确诊断B．显示结肠狭窄程度C．显示肠壁功能变化D．显示病变向周围组织侵犯情况E．显示结肠黏膜破坏情况 查看答案
题型：单项选择题 下列行为中，哪项属于默示的民事法律行为( )A．租期届满后，承租人继续交付租金，出租人继续收取租金B．代理期限届满后，委托人没有继续委托，而代理人仍然进行代理行为C．甲向乙提出书面要约，双方在此之前未有联系。甲在要约中明确提出，若乙不在1个月内提出反对意见，视为同意，1个月后，乙沉默D．甲向其妻子乙提出离婚，乙沉默，后甲以乙的此行为要求法院判决离婚 查看答案