How does the professor explain the closed string？
A. He refers the students to a web site.
B. He rewords the definition in the book.
C. He compares it with a thin rubber band.
D. He contrasts it with an open string.
查看答案
The word tenets in the passage is closest in meaning to
A. opinions.
B. principles.
C. examinations.
D. entitlements.
What can we infer about the situation？
A. The student will probably talk with his advisor before registration next term.
B. The professor believes that the student will probably not take her advice.
C. The date for changing the student's schedule has probably passed already.
D. The professor is probably the student's academic program advisor.
In Paragraph 4, why does the author give details about various legislative acts that were
A. To discuss the government's successful attempts to put an end to squatting.
B. To describe how the U.S. government provided incentives for people to move west.
C. To demonstrate that western territories were subject to the same laws as the rest of the country.
D. To show that there were many barriers to becoming a landowner in the west.
The word discipline in the passage is closest in meaning to
A. field.
B. inquiry.
C. idea.
D. potential.
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