1 . Self-driving ears will rely on cameras, sensors and artificial intelligence(人工智能) to recognize and ________(response) to road and traffic conditions. (所给词的适当形式填空)

2 . The adult was too excited _________ (speak) when he heard the news. (所给词的适当形式填空)

3 . The world will be different，and we will have to be prepared to ______ (适应) to the change. （根据汉语提示单词拼写）

4 . As a teacher, it’s important to __________ __________ __________(树立榜样) for your students. （根据汉语提示补全句子）