This Problem has become too complicated to be solved easily.
The mechanics of this instrument are very complicated.
Let us have a heart to heart talk on this complicated issue.
Global Warming has become perhaps the most complicated issue being faced by the world leaders.
With the growth of science and technology, life is becoming more and more complicated.
Life has become complicated.
Watch has a complicated machine.
A healthy relationship between parents and teacher makes the learning process for the child less complicated.
Life has become very fast and much complicated in the modern world.
Brain is considered as the most complicated part of the body.
The question is too complicated to be settled immediately.
Computers do complicated exercises much faster than men.
The matter will be so complicated that it may not be resolved.
The matter will be too complicated to resolve.
The problem was so complicated that local authorities failed to solve it.
The case is getting complicated now.
Life is complicated sometimes.
It’s a bit complicated, isn’t it?
It’s too complicated to explain how it works.
It’s the most complicated language in the world.
Do you think English is complicated?
Are the instructions too complicated for you?
It is no doubt a complicated problem.
It appears to be complicated but can be done at home easily.
There are complicated circumstances behind the matter.
Computers are complicated machines.
The brain is just a complicated machine.
The story was so complicated that I couldn’t follow it.
I have a complicated matter I want to discuss with you.
It’s a complicated matter.
He is good at solving complicated mathematical problems.