It is natural that a tree would grow best in a climate with plenty of sunlig

游客2024-07-21  10

问题     It is natural that a tree would grow best in a climate with plenty of sunlight and rainfall. It is also expected that little sunlight or rainfall would【11】the growth of a tree. The change from a favorable to an unfavorable【12】can be determined by reading the pattern of rings in a tree trunk (树干). To find out the weather of ten years ago,【13】the rings of a tree trunk from the outside to the inside. If the tenth ring is far from the other rings, then it is【14】that plenty of sunny and rainy weather occurred. If the rings are【15】together, then the climate was bad for the tree. [br]  

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解析 由上文可知,气候适宜,树木生长得快,年轮间的距离就宽。反之,如果气候不适宜,树木长得慢,年轮间的距离就会很密。对照上句中的far from可知,此处应填close。
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