Sentence examples for be a warning of from inspiring English sources
The red colour could also be a warning of the presence of toxins in the leaf.
If the starfish die-off proves to have been exacerbated by human causes, could it be a warning of an imminent ecological catastrophe?
Dr. Laurie Polis, a SoHo dermatologist, said a poorly trained technician might inadvertently use a laser to remove a blemish that could be a warning of cancer.
And the losses may prove to be a warning of deeper problems ahead for general cards as the economy weakens and unemployment climbs.
But the Glasgow Herald feared the market deaths might be a warning of what lay ahead in the battle for Baghdad.
These results should be a warning of the necessity to consider soil parameters (e.g. texture and CEC) when evaluating soil contamination by means of ecotoxicological assays, as there still are no standards for natural soils in tropical regions.
These conditions were a warning of what was to come.
This was a warning of what was to come.
In their anger was a warning, of unsettled days ahead.
It was a warning of things to come.
