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МатематикаВопрос:
3 Complete the sentences by choosing a, b or c. 1 Coral reefs are... a islands. b towns. c ocean communities.
Ответ:
Прочитаем текст:
Under the clear blue sea, there are beautiful underwater cities that are rich in life. They have been around for millions of years and they are communities of ocean creatures that live together in coral reefs.
Из текста следует, что коралловые рифы - это океанические сообщества.
Ответ: c ocean communities.
Похожие
- 1 Match the words in A to the words in B and use them to complete the sentences. A B 1 toxic a species 2 factory b fumes 3 acid c pollution 4 natural d power 5 soil e habitats 6 plant f waste 7 solar g rain
- 1 ________ is very harmful to the environment.
- 2 A lot of ________ is dumped into this river.
- 3 Chemicals cause ________
- 4 ________ is environmentally friendly.
- 5 Many ________ are in danger of dying out.
- 6 Forest fires cause many animals to lose their ________
- 7 How can I avoid breathing ________ from cars while cycling in the city?
- 2 Complete the sentences with the present perfect continuous. 1 You look tired. ________ (you/work) in the garden all afternoon?
- 2 We ________ (use) solar power for ten years now.
- 3 The children ________ (play) on the computer for a long time. Tell them to stop.
- 4 A lot of animals ________ (lose) their natural habitats recently.
- 2 Coral is... a hard. b soft. c blue.
- 3 Coral polyps are... a huge plants. b sensitive creatures. c bright-coloured algae.
- 4 Coral reefs die because... a algae lose their colour. b people fish them. c the oceans' temperature increases.
