Approximately one-third of the Arctic (1) _______ is underlain by continental shelf, (2) _______ includes a broad shelf north of Eurasia and the narrower shelves of North America and Greenland.

(4) _______, tropical rain forests are protected for their important role in both global ecology and the economic livelihood of the local culture; a coral reef may be (5) _______ for its recreational value for scuba divers; and a scenic river may be protected for its natural beauty

These two provinces are Canada’s business and (5) _______ heartland. Toronto, Canada’s largest city, is in Ontario. So is Canada’s capital, Ottawa. Montréal, the second largest city, is in Québec.

The origins of chess are uncertain, (2)______ there are a number of legends regarding its invention.

People may bow, grab another‟s arm or even slap the other person on the back. In some places people just smile, look at the other‟s face and say nothing. Most people in the world are tolerant of visitors and don‟t mind what travellers do that seems wrong as long as the visitors are (5)__________. A big part of the delightfulness of world travel is experiencing different customs

(5) ________, there have been some developments recently

Be (1) _______ to visit Westminster Abbey, one of Britain’s famous (2) _______. The nation’s kings and queens are crowned here. Many rulers and famous citizens are (3) _______ here. There are also monuments to political figures and poets. The (4) _______ of Parliament are along the Thames River, near Westminster Abbey. This is where the government meets. Look (5) _______ to see the clock tower with Big Ben, London’s famous (6) _______ that rings every hour. You can get on a boat (7)_______ for a ride on the Thames.

You can get on a boat (7)_______ for a ride on the Thames.

Voluntary work is work that you do not get paid for and usually involves doing things to help other people, especially the elderly or the sick or working on (1)______ of a charity or similar organization. Most charitable organizations rely on unpaid volunteers, and thousands of Americans and British people give many hours of their time to doing some form of social work or organizing fund- raising events to support the work. Volunteering is especially popular in the US and the reasons this may be found in (2)______ American values such as the Protestant work ethic, the idea that work improves the person who does it, and the belief that people can change their condition if they try hard enough. In the US young people over 18 can take part in AmeriCorps,
a government program that (3)______ them to work as volunteers for a period of time, with the promise of help in paying for their education later. Older Americans who do not work may spend much of their free time volunteering. In Britain a lot of voluntary work is directed towards supporting the country’s social services. The WRVS and other organizations run a meals on wheels service in many parts of Britain, provide hot meals for old people who are (4)______ to cook for themselves. The nationwide Citizens Advice Bureau, which offers free advice to the public on a wide range of issues, is run mainly by volunteers, and the Blood Transfusion Service relies on voluntary blood donors to give blood for use in hospitals. Political parties use volunteers at election time, and Churches depend on volunteers to (5)_______ building clean.

Volunteering is especially popular in the US and the reasons this may be found in (2)______ American values such as the Protestant work ethic, the idea that work improves the person who does it, and the belief that people can change their condition if they try hard enough.

Football, game played on a rectangular (1) _______ by two opposing teams with an inflated leather ball that is roughly (2) _______ in shape.