课文填空请根据所学课文原文填写空缺处的单词 (共20个空格；每空0.5分，满分10分)Aspirin was invented in 1897. However, the basi

课文填空请根据所学课文原文填写空缺处的单词 (共20个空格；每空0.5分，满分10分)
Aspirin was invented in 1897. However, the basic 【小题1】chewed chemical used to make aspirin can be found in nature. Nearly 3,500 years ago, people possessing 【小题2】fever on leaves or drank a kind of tea made from leaves European 【小题3】trials a special chemical to reduce body pains and distributing 【小题4】patients .
It was in 1897 that a tablets 【小题5】conducted chemist called Dr Felix Hoffmann produced aspirin from this chemical. The first employ 【小题6】hobbies of this medicine took place in 1899, when the company Hoffmann worked for began prove 【小题7】primary the medicine in powder form to physicians to use with aspect 【小题8】bonds . A year later, in 1900, aspirin was sold in shops in the form of based 【小题9】appearance .
However, a recent survey diverse 【小题10】entire in the USA shows that 80 per cent of Internet users 　 【小题11】　 it mostly to search for answers to questions. The second most common use of the Internet, for 79 per cent of Internet users, is to find out information about 　 【小题12】　 . These statistics 　 【小题13】　 that gathering information is the 　 【小题14】　 use for the Internet.
Another truly wonderful 　 【小题15】　 of the Internet is the way people use it to build social 　 【小题16】　 . One of the greatest benefits of Internet friendships is that they are 　 【小题17】　 on common interests, rather than 　 【小题18】　 or age. Young people from 　 【小题19】　 backgrounds and different countries can form friendships that will last their 　 【小题20】　 lives.

解析：【小题1】这里表示“基本的”，且用形容词修饰名词，故用basic。【小题2】根据时间状语Nearly 3,500 years ago，故用一般过去时，且表示“咀嚼”的意思，故用chewed。【小题3】表示“拥有”的意思，并且possess与其逻辑主语之间是主动关系，故用现在分词作定语。【小题4】这里表示“发烧”，故用fever。【小题5】这里表示“欧洲的”，且来修饰名词chemist，故用形容词形式。【小题6】这里表示实验，故用名词trials。【小题7】begin doing sth.，故填distributing。【小题8】这里表示病人，故用patients。【小题9】这里表示药片，故用tablets。【小题10】conduct与其逻辑主语之间是被动关系，故用过去分词作定语。【小题11】这里表示“使用”，且是一般现在时，故用employ。【小题12】这里表示“寻找关于爱好的一些信息”的意思，故用hobbies。【小题13】表示“证明”，故用prove。【小题14】这里表示“主要的”，且用形容词修饰名词use。【小题15】这里表示“方面”，故用aspect。【小题16】这里表示“社会联系”，故用bonds。【小题17】be based on是固定用法，意思是“以......为基础”。【小题18】这里表示“外貌”，故用appearance。【小题19】这里表示“不同的”，且来修饰名词backgrounds，故用形容词形式。【小题20】表示“整个的”，且来修饰名词lives，故用形容词形式。

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