一、根据图片提示，从方框中选择合适的单词填空，补全句子。
hero scientist inventor famous
（第1题图） （第2题图） （第3题图） （第4题图）
1. Liangliang wants to be a great when he grows up.
2. Xiaohe is a little and he made a new robot yesterday.
3. Yulai is a real in my heart because he is very brave and smart.
4. This is a place in Beijing. And many tourists come to visit it every year.

1. scientist 2. inventor 3. hero
4. famous