D. showing their generosity.
30. The living standards of the new immigrants were improved in the late nineteenth and early twentieth centuries mainly because ____.
A. they kept the political bosses in power.
B. the political bosses gave them a lot of practical help.
C. they had a much stronger feeling of being a part of the larger culture.
D. there was a rapid growth in American economy at that time.
Text 7
31. The author suggests that in order to bridge the puzzling schism between scientific truth and the world of illusion, the reader should ________.
A. try to rid himself of his world of illusion
B. accept his world as being one of illusion
C. apply the scientific method
D. learn to acknowledge both
32. Judging from the ideas and tone of the selection, one may reasonably guess that the author is a ________.
A. humanist
B. pantheist
C. nuclear physicist
D. doctor of medicine
33. According to the passage, a scientist would conceive of a “table” as being ________.