搜题请搜索小程序“爱下问搜题”
问题 单项选择题 A1/A2型题

患者女性，28岁。孕1产0。临产后采用缩宫素静脉滴注，破膜后不久突然出现烦躁不安、呛咳、呼吸困难、发绀，数分钟后死亡。该患者最可能的诊断是 （）

A.子痫

B.DIC

C.胎盘早剥

D.羊水栓塞

E.子宫破裂

答案

参考答案：D

单项选择题 A1型题

气虚秘可用以下何方（）

A.麻子仁丸

B.更衣丸

C.六磨汤

D.黄芪汤

E.大补元煎
查看答案
单项选择题

Our ape-men forefathers had no obvious natural weapons in the struggle for (1) in the open. They had neither the powerful teeth nor the p claws of the big cats. They could not (2) with the bear, whose strength, speed and claws (3) an impressive " small fire" weaponry. They could not even defend themselves (4) running swiftly like the horses, zebras or small animals. If the ape-men had attempted to compete on those terms in the open, they would have been (5) to failure and extinction. But they were (6) with enormous concealed advantages of a kind not possessed by any of their competitors.

In the search (7) the pickings of the forest, the ape-men had (8) efficient stereoscopic vision and a sense of color that the animals of the grasslands did not (9) . The ability to see clearly at close range permitted the ape-men to study practical problems in a way that lay far (10) the reach of the original inhabitants of the grassland. Good long-distance sight was (11) another matter. Lack of long-distance vision had not been a problem for forest-dwelling apes and monkeys because the (12) the viewpoint, the greater the range of sight-so (13) they had had to do was climb a tree. Out in the open, however, this simple solution was not (14) . Climbing a hill would have helped, but in many places the ground was flat. The ape-men (15) the only possible solution. They reared up as high as possible on their hind limbs and began to walk (16) . This vital change of physical position brought about considerable disadvantages. It was extremely unstable and it meant that the already slow ape-men became (17) still. (18) , they persevered and their bone structure gradually became (19) to the new, unstable position that (20) them the name Homo erectus, upright man.

12（）

A.lower

B.further

C.clearer

D.higher
查看答案