Patterns 1. I witnessed it with my own eyes many times.

2. George said as he ran ahead of me.

3. We jumped into the boat with the other whalers and headed out into the bay.

4．As we drew closer, I could see a whale being attacked by a pack of about six other killers.

5. I told myself they weren't dangerous but that didn't stop me from feeling scared to death for a moment!

6．My heart was beating wildly - I felt very exposed in such deep clear water.

7. He let it go and the harpoon lit the spot.

8. The water was quite shallow but where the reef ended, there was a sharp drop to the sandy ocean floor.

9．The fish didn't seem to mind me swimming among them.

10. George started beating the water with his oar and there was Tom, circling back to the boat, leading us to the hunt again. Aids

Multimedia facilities, tape-recorder, photos, diagrams

Procedures

1. Warming up talking about ocean plants and ocean animals

Hello, class. Have you been to the sea? This week we shall go to the sea to learn about ocean plants and animals. What do you know about them?

　　There are two general types of plants found in the ocean, those having roots that are attached to the ocean bottom and those not having roots which simply drift about with the water. The most abundant plants in the ocean are known as phytoplankton. These are usually single-celled, minute floating plants that drift throughout the surface waters of the ocean.

As for ocean animals, they are divided into three groups: zooplankton, nekton, and benthos. Zooplankton are drifting animals and are usually small, however, they can grow to fairly large size. Nekton is