Reading passages

parts of India, two or more languages are spoken by different ethnic groups. 
 205- We learn from the passage that ............... . 
A) in a country where different races live, it is quite normal for people to speak different languages 
B) nations can be differentiated from each other only by their physical characteristics 
C) no matter where you are, you can hear a different language spoken by minorities 
D) one can use not only visible and cultural but also communication features to differentiate 
countries from one another 
E) there might be more than two ethnic groups speaking the same tongue 
206- From the passage , we can understand that .......... . 
A) no two ethnic groups use the same tongue 
B) urban and suburban people have been expressing themselves using different languages for 
hundreds of years 
C) dozens of languages are spoken by millions of people in Canada 
D) geographically and phonetically speaking, Canada lies between America and England 
E) having accepted French the formal language of Quebec, the government of Canada has opened the 
country to the effects of French 
207- It is implied in the passage that, one of the functions of a language is to ................ . 
A) help us decide where our listener comes from 
B) help us find a suitable friend who may help us when we are abroad 
C) separate countries from each other 
D) allow us to make friends wherever we are 
E) provide easier methods to make financial contacts with foreigners 
In recent years evidence has accumulated that polyunsaturated fatty acids function in protecting 
humans and some laboratory animals from diseases of the arteries and heart such as atherosclerosis. 
In this disease, small patches of fatty material, composed mostly of cholesterol, from on the inside 
lining of the arteries. As the deposits increase in thickness, they may cut down on the blood flow to 
the organs supplied by the arteries until the structures are severely damaged. If this occurs in a branch 
of the coronary artery supplying the heart muscle, that portion of the muscle dies, and the person 
experiences a painful and sometime fatal heart attack. Another danger of atherosclerosis is that pieces 

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