Controlling Prefixes

  
Choose the best prefix from the pull-down menus.
You may use the same prefix more than once.
Low demand for their products has made production very __profitable.
We don't have a detailed cost analysis yet, so management is __decided about future investment.
Let's be clear now, so we don't have any __understandings later.
They've been __successful in marketing their new product.
Since __regulation, there are more discount airlines like Ryan Air.
They have decided to __continue production of that product, due to falling sales.
The software is too old, and is now __adequate for their needs.
Prices for raw materials are __normally high right now.
They __estimated the costs for energy in the last quarter.
Some of the documents that were lost in the fire are __replaceable.