Check your answers here:
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It was a land-based rig
It is a land-based rig.
Which one did you hear?
we are drilling
we were drilling
Depth – Mathematics
The wells range between two thousand five hundred metres to three thousand five hundred metres in depth.
The wells vary in depth from two thousand five hundred metres to three thousand five hundred metres.
Are you good at mathematics? Go to the mathematics page
It was really interesting.
It will be really interesting.
It is really interesting.
Size – General Dimension
How big is the rig?
How big was the rig?
Have you seen the dimension page?
It was a series of machines
It is a series of machines.
It is about four metres off the ground.
it was about four metres off the ground
a derrick which was about thirty meters in height
A derrick which is about thirty meters in height
have a system of mud tanks and pumps off to the side
have got a system of mud tanks and pumps off to one side.
Existence – “there to be”
There is a catwalk where all your drilling pipe is stored on.
there was a catwalk where all your drilling pipe was stored
there will be a catwalk where all your drilling pipe will be stored
There will be various components.
There are various components.
It is under really high pressure
it was under really high pressure
It is pretty dangerous.
it was pretty dangerous
They had explosions sometimes?
They have explosions sometimes?
A Request for Silence
Could you guys be quiet?
Can you guys be quiet?
Would you guys mind being quiet?
Do you guys mind being quiet?
An Explanation or a Narrative?….
… and we divert the flow of the drilling fluid through a system of manifolds and high pressure valves …
and we diverted the flow of the drilling fluid through a system of manifolds and high pressure valves …
You are dealing with geology
We are dealing with geology
were dealing with the dynamics of how fluids behave
are dealing with fluid dynamics… Physics.
Check your answer here:
Have you seen the History and Geography Page?
World English Course
There are lots of things you can learn in the World English Course. There is a place where you can talk about work and there is also a place where you can find a job and a place where you can find staff. There is a place where you can have fun and there is a place where you can talk about food or family. There is also a place where you can talk about money or love or philosophy. You can study anything you want anytime you want. You can do it once a week or every day or any time you like. Have fun! Work hard! Tell your friends and family members! Enjoy!