By referring to Sam's broken bicycle, the author intends to ______.
A、illustrate the ways to repair his bicycle
B、discuss the problems of his bicycle
C、tell us how to solve a problem
D、show us how simple it is to repair a bicycle
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正确答案
试题解析
49.以 Sam为例告诉读者如何解决问题。这也是全篇的中心。选项 C是正确的。