sentences:  In the House of Commons of the United Kingdom, the grand committees are committees which are made up of all MPs from each of the constituent countries, together with some other MPs who are co-opted onto the committee.In the House of Lords, Grand Committee is a meeting of the House as a whole, but away from the Floor of the House.A Grand Committee operates similarly to a Committee of the Whole House, except that no votes can take place, so amendments must be unanimously agreed upon.