问题 单项选择题 A1/A2型题

男,8岁。晨空腹注射乙脑疫苗,5分钟后出现头晕、心慌、面色苍白、出冷汗、心搏加快,应考虑()

A.变态反应

B.不适反应

C.局部反应

D.局部弱反应

E.晕针

答案

参考答案:E

解析:晕针:会出现头晕、心慌、面色苍白、出冷汗、手足冰凉、心跳加快等症状,重者心跳、呼吸减慢,血压下降,知觉丧失。

不定项选择
填空题

Part 4


Questions 26-45


·Read the following passage and decide which answer best fits each space.
·Forquestions26-45, markoneletterA, B, C or D on the Answer Sheet.
Both (26) and zoology are parts of a more general field of science, biology. The two are studies of (27) things, which share certain characteristics, (28) they are plants or animals. Botany deals with plants, whose organisms that can (29) their own food by the use of sunlight. Zoology on (30) hand, deals with animals, those organisms that cannot manufacture their own food and are thus dependent (31) plants for their food.
(32) plants and animals share many abilities, the extent (33) which plants can exercise some of those abilities is (34) . For example, both plants and animals need food, water, and warmth for growth, (35) plants can move to (36) those needs only by the slow extraction of their leaves and roots, while animals can move relatively (37) distances in relatively little time. When an animal is hurt with needle, the animal will (38) the part of the body (39) . This ability to draw back (40) pain or irritation, called irritability, is found only to a very limited extent in plants.
If plants (41) the same (42) as animals, animals would have had a more difficult time finding food. If animals were as limited as plants, they might (43) a means of manufacturing their own food, as plants do now. The world would be a very different place (44) it is if the characteristics of plants and animals were (45)

A.have

B.would have

C.will have

D.had