1． Listening method to improve students’ listening ability．

2． How to train students’ listening ability．

1． the target language

3． Structures

Present progressive

We’re trying to save the manatees．

Present

Manatees eat about 100 pounds of food a day．

Past with "used to"

There used to be a lot of manatees．

Passive voice

In 1972, it was discovered that they were endangered．

Present perfect

Some of the swamps have become polluted．

2． Target Language

How big are manatees?

They’re about 10 feet long and they weigh about 1 000 pounds．

1． Key Vocabulary

endangered, mangrove, swamps, habitat, aquatic feed

3． Moral Object

We must be fully aware of the importance of reducing pollution and protecting animals．

2． Ability Objects

　(1) Train students’ listening ability．

　(2) Train students’ speaking ability．

　(3) Train students’ the ability of using grammar focus．

1． Knowledge Objects

(1) Key Vocabulary

endangered, mangrove, swamp, habitat, aquatic feed, underwater, vegetation,

foot, weigh, pound

(2) Target Language

How big are manatees?

They’re about 10 feet long and they weigh about 1 000 pounds．

2． Review the new words in the box in

Activity 1a．

Step Ⅶ Blackboard Design

Unit 15 We’re trying to save the manatees!

The Second Period