本题型共6大题，20小题。每小题只有一个正确答案，请从每小题的备选答案中选出一个你认

Two Englishmen were traveling in France when a policeman stopped their car and gave it a search. He found a bag of white powder, which looked suspicious（可疑的）. “Drogue?” asked the policeman who was sensitive to heroin（海洛因）. “Yes, dog”, the two replied, having the least idea of their misunderstanding of the French word; and in no time they found themselves in prison. Analysis（分析）of the powder disclosed that it was a chemical which gave off a smell, used to discourage dogs from using the sides of the car as a toilet . The two were set free, after promising to take a few French lessons before their next trip in France.

1. The powder found in the car looked very much like______.

A. heroin      B. gun-powder     C. medicine     D. fertilizer

2. The French word “drogue” means______.

A.“dog”, which often used the sides of the car as a toilet

B.“drunk”, a state caused by the effect of drinking

C.“drug”, matter such as heroin and cocaine（可卡因）

D.“medicine”, used to cure people of their illnesses

3. The reason why the two Englishmen misunderstood the word “drogue” was that ______.

A.the words “drogue” and “dog” are more or less alike in pronunciation

B.“drogue” happened to be a word they had learned in their French lesson

C.they knew no French at all, but were shy of showing this

D.they didn’t know this word, but had a habit of taking things for granted

4.The two Englishmen were free_____.

A.directly after the analysis was carried out

B.after they had given a satisfactory explanation of the powder

C.after the police found out that they hadn’t broken traffic rules

D.on condition that they should do something to improve their French

平屋面外墙墙身高度应算至（）。

透射电子显微镜中可以消除的像差是（）。

A.球差；

B.像散；

C.色差。

一群猴子采摘水蜜桃，猴王不在的时候，一个大猴子1小时可采摘15千克，一个小猴子1小时可采摘11千克；猴王在场监督的时候，大猴子的和小猴子的必须停止采摘，去伺候猴王。有一天，采摘8小时，其中只有第一小时和最后一小时有猴王在场监督。结果共采摘3382千克水蜜桃。在这个猴群中，共有大猴子多少只（）

A．5

B．9

C．15

D．22

男性，27岁，腹泻半天，呕吐3次。腹泻为淘米水样，半天已10余次，无腹痛，感口渴、乏力，粪检：WBC2～5个/HP，余(-)。该腹泻的主要发生机制是

A．渗出性腹泻
B．渗透性腹泻
C．分泌性腹泻
D．吸收不良性腹泻
E．肠动力增强性腹泻