There is frequently a great interval between knowing how to solve a problem and______the resources to solve it.
A．how to get
B．to get
C．get
D．getting

A.
A．how
B.to
C.get
D．getting


【参考答案】

D
between…and…在结构上要求对应平行。该句中应是betweenknowing…andgetting…......

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