AQ

例句：

1. 1. AQ is a popular online platform for learning languages.
   AQ是一个受欢迎的在线学习语言的平台。
2. 2. AQ helps students improve their English speaking skills.
   AQ帮助学生提高他们的英语口语能力。
3. 3. AQ offers courses in various subjects, including mathematics and physics.
   AQ提供各种学科的课程，包括数学和物理。