? ?阅读下面的短文，文中有15处空白，每处空白给出4个选项。请根据短文的内容，从4个选项中选择1个最佳答案。

? ?When British voters go to the polls during General Elections to decide {{U}}?(51) ?{{/U}} will govern them they usually have a choice of at least three candidates who will each {{U}}?(52) ?{{/U}} one of the three main political parties in Britain today.
? ?The Labour Party is the party of {{U}}?(53) ?{{/U}}, while the Tory Conservative Party the right and {{U}}?(54) ?{{/U}} the two, with policies and opinions of its own, is the smaller Liberal Party.
? ?Britain is divided into over 600 political units called "constituencies", each with {{U}}?(55) ?{{/U}} own candidates who stand for Parliament hoping to be elected (or re-elected) with large majorities. The cities and large towns are themselves divided into constituencies and they also choose the Members of parliament (MPs) who will represent their {{U}}?(56) ?{{/U}} in the houses of Parliament at Westminster. Here, in the "House", the government {{U}}?(57) ?{{/U}} the day led by its Prime minister and his Cabinet—a team of specially selected ministers—{{U}} ?(58) ?{{/U}} its duties of governing the country. Various proposals are put forward for debate and discussion and these may, {{U}}?(59) ?{{/U}} become part of the law of the land. The government {{U}}?(60) ?{{/U}} has to face the criticism of the other parties which are in opposition. This. is the sort of democratic process that the majority of British people seem to {{U}}?(61) ?{{/U}} Her Majesty’s Government is watched over by Her Majesty’s Opposition, and {{U}}?(62) ?{{/U}} a certain balance of power is maintained. Decisions are made by a majority vote and this, of course, is {{U}}?(63) ?{{/U}} the other parties, the liberals, the national and Regional parties and other independent parties can {{U}}?(64) ?{{/U}} their influence. Some issues may be decided on a {{U}}?(65) ?{{/U}} handful of votes.

A:in office B:in position C:in place D:in upperhand