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What else can I help you with?
What has been used in the past?
what has sulfur been used in the past?what has sulfur been used in the past?
What has the tower bridge been used for in the past?
it has been used for getting cars, vans and bus' across the river themes and help boats get through to the sea.
What did Augusta national use to color pond?
A product called Black Onyx has been used in the ponds before.
Has the energy source been used in the past?
Yes it has been successful in the past
Is a black onyx ring expensive?
The onyx gemstone is not very expensive, so depending upon what metal is used for the setting and the ring, an onyx ring may not be expensive at all.
What has sulfur been used in the past?
what has sulfur been used in the past?what has sulfur been used in the past?
What is Have been and had been?
Have been is present tense and had been is past tense.
What is a past participle of been?
Have been or Has been IS the past participle......it is equivalent to "was".
Has biomass energy source been successfully used in the past?
Yes it has been successful in the past
What is the different between the have and have been?
Have is used for present and Have been is used for past continous.
What is the past participle of use?
Used (e.g "It had been used for...", "John was used", etc.)
What does 'been' mean?
It is the past participle of "be," to exist.
