最新(人教版)选修七-优秀教案-{Unit3-Under-the-sea-Period-5}

Period 5Using Language：Reading，Discussing and Writing

Teaching aims

1．Learn to pronounce the names of sea creatures mentioned in the text correctly.

2．Learn to describe the creatures mentioned in the text properly according to the pictures with the expressions like：...＋looking，...＋shaped，...＋spotted，...＋like，...＋striped.

3．Learn to use the adjectives in the correct order to describe the pictures prepared by the teacher.

4．Learn to use proper expressions to convey their exact feelings in their past experiences.

Teaching procedures

Warming up and lead－in

First，show students the picture above and ask them some questions as a revision：

Where are they？What are they doing？Why do they go snorkelling?

Next，draw a conclusion and lead into the text：

As the sea is a world full of magic，many tourists head to the sea，and the author of this text is one of them.

Look！The other day，the writer went snorkelling with her friends and experienced a lot.Let's take a brief look at sea creatures through her diary.

Then，take a closer look at the photos she taken and describe them with what you can find in your textbook.

Pictures in the text in Using Language give the following information：

corals with vivid colors and shapes，elegant fishes，little orange and white fish，small cleaner fish，the yellow and green parrotfish with hard bird－like mouth，yellow－spotted red sea－slug and blue sea－stars and wise－looking turtles，eels with strong sharp teeth，giant clam with thick green lips，grey reef sharks about one and a half meters long，the edge of the reef with a sharp drop to the sandy ocean floor

Fast reading

Careful reading

Task 1：Read and choose the best answers.

1．Judging from the text，what the author mainly wants to tell us in the diary is ______.

A ．that the sea is fantastic with vivid colors

B ．that the water where she was snorkelling is not deep but shallow

C ．what she saw and how she felt in the sea

D ．that all the plants in the sea are poisonous

2．What was hanging upside down in the sea according to the text?

A ．The orange and white fish.

B ．The yellow －spotted red sea －slug.

C ．The yellow and green parrotfish.

D ．The blue sea －stars.

3．The author was afraid of getting too close to the eel because ______. A ．it has strong sharp teeth B ．it has thick green lips

C ．it has a frightening shape

D ．it gives out poisonous liquids

4．Which of the following sentences show that the author couldn't help feeling excited in the sea ？______

A ．My heart was beating wildly.

B ．That didn't stop me from feeling scared to death.

C ．Every cell in my body woke up.

D ．I felt very exposed in such deep clear water.

5．We can infer from the text that the author felt that ______. A ．compared with the whole world ，man is tiny

B ．compared with the whole world ，the ocean is tiny

C ．there were more delights than dangers when snorkelling

D ．there were more dangers than delights when snorkelling Keys ：CCACA

Task 2：Do Exercise 3 on Page 25.

Keys ：1.warm night 2.the waving long thin 3.hard bird －like 4.a yellow －spotted red 5．a large wise －looking 6.strong sharp 7.thick green 8.two grey Note the use of adjectives ：

number —opinion —shape/size —age —color —place —material —noun e ．g.a cute little brown puppy two thick green spotted sea －stars Task 3：Practice

1．Several ______ sharks.(rge grey b ．grey large) 2．Some ______ whales.(a.giant blue b ．blue giant)

3．Scores of ______ turtles.(a.white －striped and grey b ．grey and white －striped)

4．Many a ______ seal.(a.black －spotted and light grey b ．light grey and black －spotted) 5．Many ______ anemone fish.(a.little orange and white b ．orange and white little) 6．Plenty of ______ angelfish.(a.orange and blue －striped b ．blue －striped and orange) 7．A number of ______ corals.(a.huge colorful b ．colorful huge) Keys ：

aabbaaa

Discussing and speaking

Suppose an aquarium is being designed in our city.As the two main directors of the