3. поставьте глаголы в скобках в present perfect negative. • i (not clean) my football boots. • they (not start) their meal. • i (not do) my homework. • he (not win) all his matches this year. • my brother and i (not see) any films this week. • it's my birthday party today. i (not invite) many people. • he (not wash) his hands. they're very dirty. • mum's really angry. we (not tidy) our room! • i can't play with my friends this evening. i (not finish) my homework. • i (not visit) new york for three years. • where's alison? we (not see) her since yesterday. • dad (not take) a holiday since last august. • john (not play) the violin since he was school.

I haven’t
I haven’t cleaned
They haven’t started
I haven’t done
Hasn’t won
Haven’t seen
Haven’t invited
Haven’t tidied
Haven’t finished
Haven’t visited
Haven’t seen

Hasn’t taken

Hasn’t played

да есть

Объяснение:

1. After the call, immediately take your place in the classroom or office. Sit constantly in the place assigned to you, keep it clean and tidy.

2. Prepare everything you need for the lesson - a textbook, a notebook, a diary, etc.

3. At the entrance of the teacher, stand up and silently greet him. Sit down only after permission.

4. Sit straight at the table, don't fall apart and don't hunch over. Listen carefully to the explanations of the teacher and the answers of the comrades.

5. When called to the blackboard, come out to answer with a diary. When answering, stand facing the class, keep straight, answer loudly and slowly.

6. If you want to ask the teacher a question or answer, raise your hand without taking your elbow off the table. After the teacher's permission, stand up and ask a question (answer).

7. During the survey, open books and notebooks only at the request of the teacher.

8. Do not correct out loud the answers of a friend without the teacher's instructions, do not prompt.

9. During the lesson, observe cleanliness and order, do not litter, write only in notebooks and on draft sheets. Don't leave paper and trash behind in the desk.

10. After the bell from the lesson, do not jump up from your seat, do not shout. Leave the classroom calmly, only with the permission of the teacher.

Canada occupies the northern half of the north american continent with the exception of alaska, which comprises 7 per cent of the earth's total surface. covering 9,984,670 square kilometres, it is the world's second largest country (including its waters) after russia. canada has ten provinces and three territories. the national capital is ottawa, ontario. the largest cities in canada are toronto, montreal and quebec. canada has two official languages, english and french. most native french speakers live in and around quebec. the national symbol of canada is the maple leaf. canada is surrounded by three oceans – the pacific, the arctic and the atlantic. no wonder the country's motto is ''from sea to sea''. in the south, canada borders the united states of america. nearly one-fourth of all the fresh water in the world is in canada. it has a lot of lakes. the biggest of them are the great lakes which are on the us canada border. many of the lakes were created by glaciers. there are lots of rivers in canada too. the mackenzie river is canada's longest river and the third largest in the world, after the amazon and the mississippi. the highest mountain in canada is mount logan, located in st. elias mountain range in yukon. the rocky mountains are the continuation of the great plains of the united states. there are 42 national parks in canada. they were created to protect the forests animals and plants. the oldest national park is banff, alberta. it was created in 1885 in the canadian rocky mountains. the niagara falls, situated on the border between canada and the united states, is one of the world's wonders. this place is often called ''the honeymoon capital of the world''. canada has fewer people than many other countries that are much smaller. its population is 33,574,000 people. this is because much of canada is a very cold place with long winters. most people live within 320 kilometres of the southern border and over half of the population lives in southern quebec and ontario where climate is temperate, and mild springs, hot summers and pleasant autumns prevail at least 7 months out of 12. in the extreme north, temperatures climb above 0oc for only a few months a year. that is because the canadian shield, an area of permanent ice and snow, covers half of the country. most of northern canada has subarctic or arctic climates with long cold winters, short sunny summers and little rainfall.