2. 外语
  3. The invention of computers ____________(为……打下基础)the rapid development of science and technology.

The invention of computers ____________(为……打下基础)the rapid development of science and technology.

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问题 The invention of computers ____________(为……打下基础)the rapid development of science and technology.
选项
答案(has)laid the foundation of
解析 本题的考查点是短语“为…打下基础”的表达方式用lay the foundation of，注意动词lay是非规则动词，过去式和过去分词均用laid。
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大学英语四级

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