Make the sentence fluent: It is said that by the end of this century the fossil fuels, which consist of gas, coal and oil, will be used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is used up.
The fossil fuel is
The fossil fuel reserves are being depleted, and the fossil fuel reserves will be depleted.
The fossil fuel reserves are being depleted, and the fossil fuel reserves will be depleted.
The fossil fuel reserves are being depleted, and the fossil fuel reserves are being depleted.
The fossil fuel reserves are being depleted, and the fossil fuel reserves are being depleted.
The fossil fuel reserves are being depleted, and the fossil fuel reserves are being depleted.
The fossil fuel reserves are being depleted, and the