What is to sew with thread?

Answer 1

Pins are typically used to hold fabric in place prior to sewing, especially when hemming a dress or skirt or pants or, even, curtains.
It makes it easier to move through the thread.

Answer two:

To hold the fabric in place while you sew.

Answer 2

Thread is used to sew fabric together. Without it, our jeans wouldn't be stitched! You can hand sew or use a sewing machine - both uses thread!

Answer 3

Thread is used to stitch two pieces of fabric together. You use a single piece of thread for hand sewing, or two threads (the upper thread and the bobbin thread) for sewing machine sewing.