英语 八年级 词汇题 标准

科技与发明相关词汇 — 英语词汇题

沪外教版·英语 Unit 8 High-tech world AI 三重审校通过

题目
根据句意及首字母提示补全单词:1. The i______(发明)of the smart phone has changed our daily life a lot. 2. A r______ can help people do dangerous jobs in factories. 3. Scientists are trying to d______(研发)new energy cars. 4. The I______ makes it easy to search for information online.