fill in: inventors , user-friendly , commitment , popularity , perfomance , headquarters , brainchild

1. The amazing new wibsite is the _____ of two sisters from London

2. Social networking sites are growing in ____

3. They both share a (n) _______ to improving Internet safely

4. The small business is looking for support from ____

5. I like this laptop because of its speedy_____

6. The company`s new ______ are in San Diego, California.

7. this mobile phone is very ______ anoyone can understand it.