The phrase "a demonstration would be" is correct and usable in written English.
It can be used when introducing an example or explanation of what a demonstration entails or how it can be conducted.
Example: "A demonstration would be helpful in illustrating the effectiveness of this new teaching method."
Alternatives: "an example could be" or "a case in point would be".
Instead, the opposition said a demonstration would be held in Belgrade, the capital, on Monday.
"There can be kind of a conflict between rigorous research and demonstration," says Hyrum Johnson, an ecologist at the U.S. Department of Agriculture's Agricultural Research Service in Temple, Texas, and a scientific adviser to Biosphere 2. "If you want to mimic the real world," he says, "it may not be as graphic as a demonstration" would be.
In addition, only two bombs would be available at the start of August, although more were in production, and they cost billions of dollars, so using one for a demonstration would be expensive.
There is nice indirect evidence, and even a control experiment, and they are fairly convincing – but a direct demonstration would be appreciated.
Gamboa says a more compelling demonstration would be to show that a low-ranking wasp painted to look like a queen commanded queenlike treatment from its nest mates.
Griffin, chairman of the BNP and MEP for the North West, has rejected campaigners' accusations that the messages were menacing in character and insisted the demonstration would be a peaceful protest "with no warning" against what he said was the "persecution" of Susanne Wilkinson, owner of the B&B in Cookham, Berkshire.
This may support a preference of certain phages for the lytic cycle in periodontal disease, although experimental demonstration would be necessary to prove such a phenomenon.
A student assembly held in London last weekend decided this year's national demonstration would be on 9 November and would focus on opposition to the government's higher education white paper.
Although organizers had promised that the demonstration would be "peaceful, civilian and Islamic," it was less a popular protest than a martial parade aimed at showing that Mr. Sadr could reconstitute his militia, the Mahdi Army, whenever he pleased.
In October, the Italian version of Wikipedia staged a similar online protest in response to a similar bill proposed by the Italian Parliament, but the scale of Wednesday's demonstration would be significantly broader, he said.
