As we know, Jean is a       investor(投资者)who studies the market before he buys things. 
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A
lucky
B
cautious
C
patient
D
generous
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The black horse is _____ of the pair . 
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A
the strongest
B
the stronger
C
the strong
D
quite strong
 ________ other good students, in my opinion, Tom is _________ student.
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A
Compared with ;a most satisfied
B
Compared to;the most satisfied
C
Compared to ;the most satisfying
D
Compared with;a most satisfying
. It is ______ for anyone to choose good friends.
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A
the most important
B
too important thing
C
a most important
D
most important