The head office of our company was established on ...... December 2005.

Lucy had her first sexual experience when she was only ...... years old. Can you believe she was as young as that?

We've received about ...... complaints from our customers this month. It's a huge number which suggests that there must be something wrong with the products on offer.

Those two managing directors and their two field assistants usually act as a ...... .

There has been a ...... decrease in the headcount of our company since the start of this year.