Complete the sentences using the past perfect and your own ideas. Artur was happy because … . Artur was happy because he had found a new model car for his collection. 1 We were tired because … . 2 By the time we arrived, … . 3 We went home after … . 4 Before I came to this school, … . 5 When I got into town, I realized … . 6 My friend became crazy about … after … .

4 Look at sentences 1-5 and read the

rules. Then change the words in blue

using your own ideas.

1 You shouldn't smoke. It's dangerous.

2 You mustn't take drugs. It's illegal.

3 You don't have to diet. It isn't healthy.

4 You have to give your opinion.

5 The message should be clearer.

Объяснение:

4 Посмотрите предложения 1–5 и прочтите

правила. Затем измените слова синим

используя свои собственные идеи.

1 Не курите. Это опасно.

2 Нельзя принимать наркотики. Это незаконно.

3 Вам не нужно соблюдать диету. Это не здорово.

4 Вы должны высказать свое мнение.

5 Сообщение должно быть более четким.

1. If there are a few firms in an industry, the change in the behaviour of one firm can influence other firms. 2. Can developing countries enter the European Union? -No, they can't. 3. The firm may increase its profits by means of new materials or technologies.
4. Any crisis in the economy of the USA can seriously influence the economies of other nations. 5. Any country must follow some rules in international trade. 6. Can Russia supply its population with necessary amounts of gas and petrol?- Yes, it can. 7.British farmers could not ensure the required quality of meat when there was an infection among animals a few years ago. 8.You must have a special licence to import or export exotic animals.