20个字的作文

英文回答：

Why is it important to learn a second language?

Learning a second language is important for several reasons. Firstly, it allows you to communicate with people from different countries and cultures. This can lead to new friendships and business opportunities. Secondly, it can improve cognitive function and memory, as well as enhance problem-solving skills. Lastly, it can enhance your travel experiences, allowing you to fully immerse yourself in the local culture.

中文回答：

为什么学习第二语言很重要？学习第二语言有几个重要原因。首先，它可以让你与来自不同国家和文化的人交流。这可以带来新的友谊和商业机会。其次，它可以改善认知功能和记忆，以及增强解决问题的能力。最后，它可以增强你的旅行体验，让你完全融入当地文化。