6.6.13.1 Read the table and the rules. 1
Say the examples in your language.
Affirmative
I/You have to go.
He/She/it has to go.
Negative
1/You don't have to go
He/She/it doesn't have
to go
We/You/They don't have
to go.
We/You/They
have to go.
We use have/has to to express obligation
I have to take my medicine. (The doctor told me.)
• We use don't/doesn't have to to express lack
of obligation. You don't have to go to the gym
to exercise (it's not necessary.)​

Britain which is formally known as the United Kingdom of Great Britain and Northern Ireland is the political unity of England, Scotland, Wales and Northern Ireland. 
It is located on the British Isles
Its total area is about 244 thousand square kilometres. 
The coasts of the UK are washed by seas of 2 oceans:  the Arctic and the Atlantic.
The scenery is the coastline is rather picturesque.
The capital of the UK is London.
The official language is English.
The national symbols of the UK are the Red rose and the Lion, the flag 'Union Jack', and the anthem 'God Save the Queen'.
Its form of government is a constitutional monarchy.
Officially the supreme legislative authority is the Queen in Parliament
and the two Houses of Parliament .and the elected House of Commons. 
But The Queen officially opens each Parliamentary session.
The  three major parties are the conservative party, the new labour party, and the democratic liberal party.
The largest cities are Birmingham, Glasgow, Liverpool, Manchester, Edinburgh, Belfast and Cardiff.
The chief river is the Thames River 
Britain's major industries include  iron and steel engineering, shipbuilding, electronics.

Dear friend, sorry for not writing for a long time i was a little bit busy. i hope you're doing well. i'm going on a trip soon! as i said i'm going on a trip. i'm going to go to saint-petersburg with my best friend. we will visit different museums and we hope the weather will be good so we will be able to walk along the beautiful streets of the city. we will live in the hotel near a theatre and hopefully we'll visit a play in it. we will definitely have a good time! sorry but i have to go. can't wait to get your reply! with best wishes, (ваше имя)