This is extremely effective in a long-term game with many people.
It has proved extremely effective over the past few years.
He is extremely effective, so you always want him on your side.
For all his limitations, Law was an extremely effective politician.
A military leader is extremely effective in this area of treatment.
"President Obama has done something extremely effective, and when he does, this needs to be pointed out."
The first time it was extremely effective, the second time not at all.
Experts believe that when consistently used, they are extremely effective.
The systems are very rapid in their installation and extremely cost effective.
It was extremely effective when I was a small boy.
He said many American doctors believe the combination is highly effective.
How important is it to have highly effective birth control?
When you get to hospital, highly effective treatment is waiting.
Where the Model 1917 did see action, its rate of fire and reliability were highly effective.
Education can be highly effective, but difficult with lack of resources.
It is very basic but at the same time highly effective.
These skills can only be developed by having a highly effective education and training system.
So he made up his own rules, and highly effective they are.
The pill is highly effective if taken every day at the same time.
These two types of knowledge, working together, could be highly effective.