1, the computer opens the AI software and creates a new document.

2.AI After creating a new document, draw a straight line first.

3. After drawing a straight line, click the pen tool in the toolbar on the left.

4. After selecting the pen tool, use the pen tool to add the tracing point to the straight line.

5. After adding a tracking point on a straight line, hold down the Alt key and bend the straight line with the mouse.