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Don't shout at the crying child. It only adds fuel to the fire.

It only adds fuel to the fire.

The oil often spilled by tankers also adds to water pollution.

His explanation of the problem adds up to nonsense.

That adds a new dimension to our problem.

This adds to my troubles.

This adds to our troubles.

This adds color to his speech.

This adds to the expense.

The money that Chris has not paid back adds up to a large sum.