41岁男性，近4个月出现心悸，胸痛，间断出现黑蒙，体格检查血压正常，心界不大，在胸骨

单词拼写。

1. I can't c_______ with him, my telephone doesn't work.

2. He can't eat much because he s_______ from stomachache.

3. I'm in a difficult s________ and I don't know what to do.

4. My roommate happens to have moved away so you can s_______ the room with me.

5. He sent a s_______ of stamps as my birthday gift.

6. You needn't have been so angry with her, for she broke the glass accidentally, not on p________.

7. Young girls and boys are c_______ about rock music.

8. If you want to read quickly and well, you should increase your ________(词汇量).

9. A dead body was found under the bridge, but it was hard to determine the _______(身份).

10. Our _______(政府) is coming to care more about the poor and weak.

癌症的支持治疗包括（）

A.营养支持治疗

B.姑息性放疗

C.止痛治疗

D.抗生素、皮质类固醇激素

E.社会及心理治疗

如图所示的电路，开关闭合后，电流表甲测量的是通过      的电流（选填“L₁”、“L₂”或“L₁和L₂”)，电流表乙测量的是通过      的电流（选填“L₁”、“L₂”或“L₁和L₂”)，L₁和L₂两只灯泡是      关系(选填“串联”或“并联”) ．

简述电力系统调整电压的主要方式？

Attempts to understand the relationship between social behavior and health have their origin in history. Dubos (1969) suggested that primitive humans were closer to the animals (1) they, too, relied’upon their instincts to stay healthy. Yet some primitive humans (2) a cause and effect relationship between doing certain things and alleviating (3) of a disease or (4) the condition of a wound. (5) there was so much that primitive humans did not (6) the functioning of the body, magic became an integral component ofthe beliefs about the causes and cures of heath (7) Therefore it is not (8) that early humans thought that illness was caused (9) evil spirit. Primitive medicines made from vegetables or animals were invariably used in combination with some form of ritual to (10) harmful spirit from a diseased body.

One of the. earliest (11) in the Western world to formulate principles of health care based upon rational thought and (12) of supernatural phenomena is found in the work of the Greek physician Hippocrates. The writing (13) to him has provided a number of principles underiying modern medical practice. One of his most famous (14) , the Hippocratic Oath, is the foundation of contemporary medical ethics.

Hippocrates also argued that medical knowledge should be derived from a (15) of the natural science and the logic of cause and effect relationships. In this (16) thesis, On Air, Water, and Places, Hippocrates pointed out that human well-being is (17) by the totality of environmental (18) : living habits or lifestyle, climate, geography of the land, and the quality of air, and food. (19) enough, concerns about our health and the quality of air, water, and places are (20) very much written in twentieth century.

3（）

A.symbols

B.signs

C.symptoms

D.syndromes