组卷网 > 高中英语综合库 > 主题 > 人与社会 > 科普与现代技术 > 发明与创造
题型:语法填空-短文语填 难度:0.65 引用次数:45 题号:10739522
阅读下面材料,在空白处填入适当的内容(1 个单词)或括号内单词的正确形式。

This is a real story of a team of high school inventors. One team member noticed that his town didn’t have ramps (斜坡) between streets and pavements.    1    troubled him because his sister relied on    2     wheelchair for movement. Without ramps, she had difficulty     3     (get) around. The old part of town was    4     (especial) difficult for her.

The invention team decided    5     (build) an attachment(附加装置) for wheelchairs. The work was difficult and challenging,     6     the students had two teachers who helped them. First, the team     7     (member) researched how wheelchairs operated. They built a small model of their idea. Then they    8     (construct) a full-size model. The wheelchair has attachments on both sides. Each attachment includes a ramp that extends from a telescoping(伸缩) arm. This     9     (use) and unique attachment received a US patent (专利) in 2010. To learn more    10     the wheelchair attachment, search for the patent number 7,850,189 on the Internet.

【知识点】 发明与创造

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