“think” 是英语中非常常用的动词，意思是“认为”或“思考”。下面是一些适合初学者的简单造句示例：
一、肯定句
- I think it's a good idea.
- She thinks he is smart.
- We think English is interesting.
二、否定句
- I don't think it's true.
- He doesn't think so.
- They don't think it will rain.
三、疑问句
- Do you think it's easy?
- What do you think about this movie?
- Does she think I'm late?
四、日常实用短句
- I think so.
- I don't think so.
- Let me think.
- Just think about it.