Reading passages

25- According to the author, the words used to describe whites.
A) do not reflect reality
B) actually describe the Arneric8n Indians
C) are a little exaggerated
D) are no longer valid in modem times
E) are now being questioned by some whites
26-The conclusion that can he derived from the passage is that
A) India would be a safer place for Native Americans
B) it was very dangerous to be a pioneer in the New World
C) white settlers, brought civilisation to the savage parts of America
D) the traditional occupations of Native Americans required little effort
E) Native Americans have been treated badly in many ways
27- Anyone reading the page can understand that the author …………………… .
A)is himself an American Indian
B) is a historian who specialises in American History
C) favours the American Indians
D) is a white who resents his own race
E) blames Columbus for the sufferings of the American Indians
Although there was scientific evidence linking smoking and lung cancer in the 1950s, acceptance was slow. Each decade brought more evidence and more forceful warnings. Now It is absolutely clear that tobacco is truly a "killer weed", and is a bigger public health threat than all other drugs combined, including alcohol. For example, though lung cancer is not a common disease, almost all lung cancers occur in smokers. Smoking is also estimated to be related to about 30% of all other types of cancer, to about 30% of deaths resulting from heart disease, and 80-90% of deaths from chronic obstructive lung disease.
28- The passage states that
A)there has always been abundant evidence that smoking causes cancer
B) almost all smokers develop lung cancer
C) lung cancer was not very common among smokers until 1950s
D) smokers tend to use all 6ther drugs, including alcohol
E) it took a long time for people to believe that smoking was dangerous