The phrase "have been practised in" is grammatically correct and commonly used in written English.
It is often used to describe the past actions or behaviors of someone or something. Example: Over the years, these traditional techniques have been practised in many cultures and have proven to be effective remedies for common ailments.
Employing electroshock therapy, sensory deprivation and drug-induced comas, these experiments helped develop some of the "coercive interrogation techniques" that have been practised in Guantánamo Bay.
In addition to the Church of England, a variety of other Reformed denominations have been practised in Chadderton.
In contrast to Berezove, partner-attended births have been practised in the neighbouring town of Sarny, the rayon centre, for four years already.
To do this well, you need practice.China's banks have been practising in their "near abroad".
"It's been something we have been consciously working on since we got back from New Zealand and something we have been practising in our warm-up games.
Nurse practitioners (NPs) have been practising in Australia since 2001, predominantly in the public sector.
In 1949 Charlewood concluded by examining reports of the South African Institute of Medical Research: "...it is apparent that practically all gynaecologists who have been practising in Johannesburg and Durban for any length of time have encountered gynaecological manifestations of Bilharzia.
It was only the third time since 1977 that execution by firing squad had been practised in the US.
Forest gardening is rare and still in its infancy, having been practised in the UK for only the past 25 years or so.
Scientists already knew cannibalism had been practised in the cavern, but were unclear if it was a ritual process or involved the deliberate killing of humans.
The concept of limiting commuter travel via road-space rationing has been practised in large cities in Latin America and elsewhere for more than two decades.
