Indicating location with "zai" before verbs

在 can be used as an auxiliary verb to express that an action is ongoing or happening now. This is often the equivalent of present continuous in English.

The structure is:

Subject + 在 + Verb + Object

Some examples:

• 她 在 看 报纸
• 我 在 喝 啤酒。
• 我们 在 学习 中文。