'take main responsibility' is correct and usable in written English.
You can use it in situations in which one person has to assume the primary authority or duty for a certain task or undertaking. For example: "As team leader, I will take main responsibility for making sure our project is completed on time."
Mr. Van Rompuy's proposal could take main responsibility for stewardship of economic coordination out of the hands of the 27 nations' finance ministers, elevating it to the level of heads of government.
What could be deduced is that for the two agribusinesses under investigation, no matter if it is the problem of corporate product quality, environment protection, or social relations faced by firms, it has always been the State that is designated as the entity to take main responsibility.
"That all political parties voted for it in 1974, was a clear signal from the state that men and women should have the same status as parents and that one gender shouldn't take main responsibility". The idea was that couples got six months' leave per child with each parent entitled to half the days each.
Even when women hold outside employment (as was the case for female teachers in our sample), they still continue to take main responsibility for housework and children [ 44].
RA took main responsibility for conceiving the analysis and for drafting of the manuscript.
The staff who took main responsibility of the data collection reported that approximately 65-70% of the health centers' patients were literate during the time of the data collection.
AH has taken main responsibility for the study's data collection, analyses, interpretation of the results, and in writing the first draft.
AMY has taken main responsibility for the study's data collection, analyses, interpretation of the results, and in writing the first draft and subsequent revision of the manuscript.
RHdV has taken main responsibility for the study's data collection, analyses, interpretation of the results, and in writing the first draft and subsequent revision of the manuscript.
Therefore, you must realise that you have to take the main responsibility for it.
Some patients had to take the main responsibility themselves, whereas the health services were totally responsible for patients who had severe complaints despite following all recommendations.
