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

admin2010-10-14  36

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。
转载请注明原文地址:https://jikaoti.com/ti/zNlFFFFM
0

最新回复(0)