He played the guitar so well that everyone was________.
A. affected
B. aroused
C. effected
D. impressed
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The crust of the Earth was thin here, and other conditions appeared ___________for drilling.
A. favorable
B. imaginable
C. curable
D. durable
My grandmother was a very_________ person ,and she only spent money when she needed.
A. mething badly.
B. polite
C. economic
D. economical
E. patient
Finally the soldiers threw back the enemy troops ______them from the rear.
A. pressing to
B. pressing for
C. pressing into
D. pressing on
在同一点短路时 Id(2) =__1__Id(3)。