精选400句托福阅读长难句(OG&TPO)十七
托福阅读备考中，一大难点知识就是文章的长难句，想要更好地攻克长难句，大家还是要多练习长难句的解答技巧。网站为大家总结了托福阅读官方指南和TPO中的长难句，供大家参考练习。
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161. Not only could Smith identify rock strata by the fossils they contained, he could also see a pattern emerging: certain fossils always appear in more ancient sediments, while others begin to be seen as the strata become more recent.
162. Only recently have investigators considered using these plants to clean up soil and waste sites that have been contaminated by toxic levels of heavy metals – an environmentally friendly approach known as phytoremediation.
163. “ had the Greeks held novelty in such disdain as we,” asked Horace in his Epistle, “what work of ancient date would now exist?”
164. Nor did the Whigs envision any conflict in society between farmers and workers on the one hand and businesspeople and bankers on the other.
165. Interbedded with the salt were thin layers of what appeared to be windblown silt.
166. From this arose the Roman genius for military organization and orderly government.
167. With the loss of personal freedom also came the loss of standing in the community.
168. Only when it has been chewed up and digested almost to a liquid can the food pass through the rumen and on through the gut.
169. The commonest spaces are those among the particles—sand grains and tiny pebbles—of loose, unconsolidated sand and gravel.
170. The water was always laden with pebbles, gravel, and sand, known as glacial outwash, that was deposited as the flow slowed down.
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