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������������ Language Focus - Study the chart
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According to the chart above, choose the correct option to complete the grammar rules below.
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1. The clause is separated by commas because it contains�
2. Use WHICH for
3. Use WHO for
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II. Choose the correct option to complete the statements.
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1) �
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The blue whales, �are the largest animals known to have ever existed,�can grow to become�30 meters long.
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2)![](http://www.infoescola.com/wp-content/uploads/2010/04/boto-cor-de-rosa.jpg)
This is�a nice picture of an Amazon River dolphin, �is also known as a pink dolphin because of the color of its skin.�
�3) ![](https://encrypted-tbn3.google.com/images?q=tbn:ANd9GcRtgeNE7FNRJGFBYeD-aSYYvV7rQDrmWjiu-9c9VvX1eej_N1OH)
Jacques-Yves Cousteau, � was born on 11 June 1910, studied the sea and all forms of life in water.
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III. Choose the correct word to complete the dialogues.
I- ![](http://www.dolphins.spirita.net/images/dolphins-01.gif)
A: Dolphins are so smart. I just read that they can communicate with each other.
B: I know. It's really amazing! They have their own language, has a lot of
different sounds.
A: Yeah, my uncle, is a marine biologist, told me that dolphins also use body
language, is difficult to understand.
II- ![](http://reefbuilders.com/files/2009/12/reefbrite-actinic-led-3ft-deep.gif)
A: Today, we're taking a trip around the world's oceans. We're going to learn about
coral reefs are so important to marine life.
B: Really?
A: Yes, for instance, the Belize Coral Reef, is the second largest coral reef in
the world, is an important shelter for millions of sea animals.
B: Are coral reefs endangered?
A: Yes, experts, have been studying enviromental problems, believe seventy-
five percent of Earth's coral reefs will die by 2050.
B: Can we save coral reefs?
A: Well, biologists, have been trying to protect the coral reefs, announced that
sixty-five countries have created protected areas where fishing is limited or
even banned. But we must also fight pollution, represents a great menace to
marine life.
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�IV. Combine these sentences into one.� Create a relative clause using WHO or WHICH.��Use commas where necessary. Do not use contracted forms.
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Example: �Green turtles�help take care of coral reefs. They eat marine plants.
�����������Green turtles, which eat marine plants, help take care of coral reefs,
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111. This large marine animal is a sea cow. It eats sea grass.
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�� 2.�Mia is a doctor. She lives next door.
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� 3. Dolphins have their own language. They are mammals.
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� 4. My�teacher�proposed��a beach cleanup. He is a biologist.
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�5. Joe is�driving us home. He has a new car.
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6. Coral reefs build big things. They are small.
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