Total mark: 3 Grammar
Task 3. Do the task using Modal Verbs.
1. We
sleep in the bedroom but we
... sleep in the
bathroom.
2. We
(not/pick) the flowers in the park.
3. I can stay in bed tomorrow morning because I
work.
4. You
forget what I told you. It's very important.
5. We arrived home very late last night. We ... wait half an hour for a taxi.
6. I can't swim very far these days but ten years ago I
swim from
one side of the lake to the other.
Total mark:6
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Fill in the gaps.

There are thousands of endangered plant and animal __species_ in the world.

Global _warming__ is caused by a phenomenon known as the greenhouse effect.

The three forms of _fossil__ fuel are oil, natural gas and coal.

Greenhouse _gases__ trap heat in the atmosphere, which makes the Earth warmer.

The Antarctic _ozone__ hole was discovered in 1985.

Each molecule of __carbon_ dioxide consists of one atom of carbon and two atoms of oxygen.

Switching to ___ energy-saving light bulbs is the easiest way to start saving energy.

When we burn fossil fuels, this releases all sorts of gases into the air causing air pollution such as smog.

Climate _change__ is one of the biggest threats we face today.

We cannot see or feel __UV__ radiation, but our skin responds to it by turning darker.​

Начните приглашение с обращения:
Dear friend- в зависимости от статуса человека, можно начать с приветствия:
Hello, имя" или "Hey, имя".
Дальше можно сразу писать текст приглашения:
I’d like to invite you to you for Valentine's Day.
Не забудьте написать, куда и в какое время вы приглашаете, например:
This week, on Sunday, I’m having a party at home. - На этой недели, в воскресенье, я приглашаю на вечеринку домой.
В конце письма выразите благодарность за внимание к письму:
Thank you for your attention.
И обязательно указывается контактное лицо, телефон.