According to the passage, all of the following are objectives of the THEMIS mission EXCEPT:
A．predicting variations in the flux of electrons in Earth's outer radiation belt
B．understanding how individual components of the substorm interact
C．guaranteeing the success rates of future space missions
D．investigating when and where substorms begin
E．understanding how substorms power the auroras
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PILGRIMAGE : ZEALOT ::
A．chef : recipe
B．journey : path
C．sleet : hail
D．genesis : citizen
E．expedition : pioneer -
The main purpose of the passage is to
A．explain why it is important to invest in space research
B．explain how magnetic substorms interfere with satellite communications
C．define magnetic substorms and identify a recent scientific experiment to study them
D．compare two alternative approaches to the study of magnetic substorms
E．demonstrate that unmanned probes are the best way to conduct research in space -
In the tradition of scholarly __\_, the poet and scholar A.E. Housman once assailed a German rival for relying on manuscripts "as a drunkard relies on lampposts, for ___ rather than illumination."
A．animosity...current
B．discourse...stability
C．erudition...shadow
D．invective...support
E．competition...assistance -
While the disease is in state it is almost impossible to determine its existence by
A．a dormant...postulate
B．a critical...examination
C．an acute...analysis
D．a suspended...estimate
E．a latent...observation -
OBLIQUE : INDIRECT ::
A．par : standard
B．inherent : direct
C．resonant : equitable
D．justified : logical
E．circular : animated