35.According to the passage, the primary purpose of finding a water route across the continent was to
(A) gain easy access to the gold and other riches of the Northwest
(B) become acquainted with the inhabitants of the West.
(C) investigate the possibility of improved farmland in the West.
(D) facilitate the movement of commerce across the continent
36.The river Meriwether Lewis was instructed to explore was the
(A) Wood
(B) Missouri
(C) Columbia
(D) Mississippi
37.According to the passage, the explorers spent their first winter in what would become
(A) North Dakota
(B) Missouri
(C) Montana
(D) Idaho
38.The author states that Lewis and Clark studied all of the following characteristics of the explored territories EXCEPT
(A) mineral deposits
(B) the weather
(C) animal life
(D) native vegetation
39.The phrase "Picking up" in line 23 could best be replaced by which of the following?
(A) Searching for
(B) Following
(C) Learning about
(D) Lifting
40.It can be inferred from the passage that prior to the Lewis and Clark expedition the size of the continent had been
(A) of little interest
(B) underestimated
(C) known to native inhabitants of the West
(D) unpublished but known to most scientists
41.Wherer in the passage does the author refer to the explorers’ failure to find an easy passageway to the western part of the continent?
(A) Lines1-3
(B) Lines7-8
(C) Lines16-18
(D) Lines21-24
Questions 42-50
For a century and a half the piano has been one of the
most popular solo instruments for Western music. Unlike
string and wind instrument, the piano is completely self-
sufficient, as it is able to play both the melody and its
accompanying harmony at the same time. For this reason, it
became the favorite household instrument of the
nineteenth century.