This is a hot topic.

这是热门话题。

同一单元的其他句子

• What's the news today?今天有什么新闻？
• Did you see today's headline?你看了今天的头条吗？
• What happened?发生什么事了？
• What time does the press conference start?新闻发布会几点开始？
• Where did you see this news?你从哪里看到这个消息的？