单项选择题

Which of the following statements is NOT true of the cosmos

A．Microwaves are the medium WMAP used to make measurements.
B．Warmer spots would finally develop into the clusters of galaxies.
C．Dark energy is a decisive factor in the cosmic expansion.
D．The nature of dark matter in space is unknown to scientists.

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热门试题

单项选择题

We can tell from the first paragraph the author's attitude towards commercialization of the campus is one of ______.

A．nonchalance.
B．aversion.
C．exultance.
D．defiance.

单项选择题

According to the author, which of the following is NOT a result of the commercialization of the cam pus

A．The change of teacher--student relationship.
B．The disclosure of students' secrecy.
C．The loss of its independence.
D．The tendency to application--orientation.