China is a large country of agriculture（农业）.We all know that there are more than 800 milli

China is a large country of agriculture（农业）.We all know that there are more than 800 million 44 in China. China starts to 45 the science of agriculture much earlier than other countries in the world. While people in Europe and America were trying to shoot wild animals and birds for food, farmers in China were 46 the science of agriculture. For example, Jia Sixie, who lived in the Northern Wei period（386-534 AD）,was one of the farming pioneers. After he finished his work in government, he 47 home and spent his time on research into agriculture. He 48 information, did experiments and learnt from the experience of farmers. He wrote a book called Qi Min Yao Shu. The book 49 has 110000 words is about both farming and gardening. This book is 50 to be an important summary（概要）of the knowledge of farming.
【小题1】A．workersB．farmersC．pioneersD．scientists【小题2】A．developB．growC．chooseD．interest【小题3】A．tryingB．working C．studyingD．growing【小题4】A．leftB．builtC．destroyedD．returned【小题5】A．advisedB．improvedC．collectedD．planted【小题6】A．whoB．whomC．itD．which【小题7】A．madeB．consideredC．keptD．studiedB

(答案→)B 解析：【小题1】结合上文可知此处指的是农民，故选B。【小题1】结合下文the science of agriculture 农业科学，可知选A，开发，发展。【小题1】结合下文the science of agriculture 农业科学，可知选C为最佳答案。研究农业科学。【小题1】根据下文home 家，可知选D，返回家乡。【小题1】结合下文information 信息，可知选C收集信息。【小题1】结合语境可知先行词the book为后面从句的逻辑主语，故引导词用which。选D。【小题1】结合语境可知句意为：这本书被认为是耕种知识的重要摘要。故选B。

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