五、短文填空:阅读下面短文,在空白处填入1个适当的单词。
On 19 April 2026, a special half-marathon took place in Beijing. For 1. second time, humanoid(人形的) robots joined the race. And over 100 teams took part in the race.
Early in the morning, the robots lined up at the starting line, waiting for the starting gun. 2. all the robots, one named "Lightning" was fully charged and ready to run. Some robots fell at the start, 3. Lightning ran ahead fast. Near the end, something unexpected happened. Lightning hit something and fell down on the road. But it got up quickly and continued running. At last, it finished the race in 50 4. and 26 seconds.
The crowd cheered loudly. "I never thought a robot could run faster than humans. It's truly amazing," a father 5. was watching with his son said. Some children shouted that they wanted to build robots by themselves.

1. the 2. Among 3. but 4. minutes 5. who/that

【分析】
本题为短文填空题，需结合语境、固定搭配及基础语法知识填入适当单词。解题思路：先通读短文理解大意，再逐个分析空格：第1空考查固定搭配，第2空考查介词用法，第3空考查连词用法，第4空考查名词复数，第5空考查定语从句关系词，对应知识点确定答案。
【解析】
1. 固定搭配“for the +序数词+time”表示“第……次”，此处是“第二次”，故填the；
2. 句意为“在所有机器人中，名为‘Lightning’的机器人已充满电准备奔跑”，“among”用于三者及以上的“在……之中”，符合语境，故填Among；
3. 前半句“一些机器人在起点摔倒”与后半句“Lightning跑得很快”为转折关系，故填but；
4. 时间表达中，“50”后接复数名词，结合后文“26 seconds”，此处应为“minutes（分钟）”，故填minutes；
5. 先行词“a father”指人，在定语从句中作主语，关系代词用who或that，故填who/that。
【答案】
1. the 2. Among 3. but 4. minutes 5. who/that
【知识点】
固定搭配、连词用法、定语从句
【点评】
本题考查初中英语基础知识点，结合语境和简单语法规则即可完成填空，难度不大，适合巩固英语基础。
【难度系数】
0.7