By looking at the moving average of stock prices, you can grasp the trend of the market.

I can't find my mobile phone.

He is a very excellent technician.

He has the ability to teleport.

He is good at solving technical problems.

Information technology plays a very important role in modern society.

We studied in a mobile classroom.

I am learning how to use the present participle in English.

The present tense is used to express things that are happening now or general facts.

He has already finished writing the report, so we use the present perfect form.