单项选择题

Naturalists say that (there is evidence) to support the assertion (which) anthropoids, (whether in) (captivity) or in the native state, sometimes beat their breasts.

A. there is evidence
B. which
C. whether in
D. captivity
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单项选择题
Perhaps the most important quality (shared) by all notable scientists is a strong determination (to solve) a problem, when it (arises) or to seek an explanation for a (phenomena).
A. shared
B. to solve
C. arises
D. phenomena
单项选择题
It can be inferred from the passage that major universities are trying to tighten their grading standards because they believe ______.
A．rewarding poor performance may kill the creativity of students
B．punishment is more effective than rewarding
C．failing uninspired students helps improve their overall academic standards
D．discouraging the students’ anticipation for easy rewards is a matte of urgency
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