Unit 4. The World of Nature

LESSON 1

p. 98 ex. 2. Complete the sentences with the words from task 1 and the box.
In winter it is usually cold and windy. In summer it is usually warm and hot. In autumn it is usually rainy and cloudy. In spring it is usually cool and sunny.

p. 98 ex. 3. a) Read and match.
There are a lot of flowers in summer. There are a lot of yellow leaves in autumn. There is much snow in winter. There is green grass in spring, b) My favourite season is summer.
I like autumn because there are a lot of yellow flowers.
I don’t like autumn because it is usually rainy and windy in autumn.

p. 99 ex. 4. a) Look and say.
I like autumn because there are a lot of yellow leaves.
I don’t like autumn because it is usually windy and rainy in autumn.

b) Have a talk.
A: Look! The trees are yellow and brown.
B: Yes, the sky is grey.
A: There are a lot of clouds in the sky.
B: It is usually windy and cool in autumn.

LESSON 2

p. 101 ex. 2. Choose and complete.
1. The sky was blue in September.
2. The trees were yellow and brown in October.
3. The grey clouds were in November.
4. The white clouds were in September.
5. The rainy days were in November.
6. It was windy in October.
7. It was wet and muddy in November.
8. It was warm in September.
9. It was beautiful in October.

LESSON 3

p. 104 ex. 3. Listen again and complete the sentences.
a) Winter came in Ukraine yesterday.
b) Taras wrote to Bill.
c) He looked through the window in the morning.
d) He saw a beautiful picture outdoors.
e) Windows had beautiful snowflakes.
f) He made a funny snowman and played snowballs with his friends.
g) They are going to sledge and ski in the park.

p. 105 ex. 5. Look at the picture and help Bill to answer his friend's e-mail.
Dear Taras, thank you for your letter.
It isn’t snowy.
There is no wind.
It is sunny.
There are a lot of children outside playing snowball and making a snowman.

LESSON 4

p. 107, ex. 2. Choose and read.
1 warmer, 2 warmer, 3 wetter, 4 sunnier, 5 longer, 6 warmer.

p. 107, ex. 3. a) Copy and complete the table.
short — shorter, nice — nicer, cold — colder, sunny — sunnier, wet — wetter, hot — hotter, big — bigger.
b) Use the words from task (a) and complete the sentences.
1. In August it’s warmer than in May.
2. In autumn it’s wetter than in summer.
3. Kyiv is bigger than Rome.
4. Nights are longer in December than in June.
5. Which month is shorter February or March?
6. Winter is colder in Ukraine than in England.
7. I like snowy weather. It is better than rainy weather. (nicer)
8. It’s sunnier in spring than in autumn.

p. 108 ex. 4. Have a talk in pairs.
A: What is your favourite season?
B: I like summer. It’s hotter in summer than in spring. I can swim and bathe in the river.
A: What season don’t you like?
B: I don’t like autumn.
A: Why?
B: Because it’s wetter and cloudier in autumn than in summer.

LESSON 5

p. 111 ex. 4. Choose and write.
1) the warmest; 2) dessert; 3) desert; 4) the driest; 5) the largest; 6) the wettest; 7) taller.

p. 111 ex. 5. Make up true sentences about Ukraine. Use the words below.
1) the biggest river. Dnieper is the biggest river in Ukraine.
2) the highest mountains. The Carpathians are the highest mountains.
3) the shortest month. February is the shortest month in the year.
4) the sunniest season. Summer is the sunniest season in Ukraine.
5) the happiest holiday. New Year is the happiest holiday in Ukraine.

p. 111 ex. 6. Complete the sentences.
a) Nick reads a book about different places on Earth.
b) The driest place on Earth is the desert.
c) The Sahara desert is the driest place on Earth.
d) Tropical forests are often called rainforests.
e) There are many interesting places in the rainforests.

LESSON 6

p. 113 ex. 3. b) Make up true sentences.
a) There are a lot of animals in the rainforest because there is a lot of food for them.
b) Rainforests are becoming smaller because people destroy them.
c) Winter is the happiest time for polar bears because that is the time when they catch seals.

p. 114 ex. 4. Choose ‘a’, ‘b’ or 'c’ to complete the sentences.
1b, 2c, 3b, 4b, 5c, 6b.

p. 115 ex. 7. Work in groups. Read, think and have a talk.
a) Imagine you are in a desert.
A: What is the weather like in a desert?
B: It is very hot and dry.
A: What are you wearing?
B: I am wearing a T-shirt, a cap, shorts, socks, sandals and sunglasses.
A: What do you see?
B: I see a lot of yellow sand and some camels and spiders.
A: What do you hear?
B: You hear singing sands.
A: What do you need to stay alive in this place?
B: You need to be careful, brave and tempered.

b) Imagine you are at one of the poles.
A: What is the weather like in the Arctic?
B: It is very cold, snowy, windy, icy and frosty.
A: What are you wearing?
B: I am wearing a coat or a fur coat, a woolen hat, trousers or jeans, warm socks, boots, mittens and a scarf.
A: What do you see?
B: I see a lot of white snow and ice and some polar bears.
A: What do you hear?
B: I cannot hear anything in the Arctic.
A: What do you need to stay alive in this place?
B: You need to be brave, hardy and careful.

c) Imagine you are in a rainforest.
A: What is the weather like in a rainforest?
B: It is very hot, wet and rainy.
A: What are you wearing?
B: I am wearing a shirt with long sleeves and made of cotton, a cap or a hat, trousers or jeans, boots, sneakers or trainers and sunglasses.
A: What do you see?
B: I see many tall trees, different plants and a lot of animals.
A: What do you hear?
B: You hear whistling, buzzing, zooming, swishing of different animals and insects.
A: What do you need to stay alive in this place?
B: You need to be persistent, careful and hardy.

LESSON 7

p. 117 ex. 4. Match the opposites, then complete the sentences.
old — new, dirty — clean, ugly — beautiful, difficult — easy, angry — kind, boring — interesting, sad — happy, cold — warm.
1) The floor was dirty yesterday. It is clean now.
2) The work was difficult yesterday. It is easy now.
3) The teacher was angry yesterday. He is kind now.
4) The lesson was boring yesterday. The lesson is interesting now.
5) My friend was sad yesterday. He is happy now.
6) It was a cold day yesterday. It is a warm day today.
7) The doll’s face was ugly yesterday. It is beautiful now.

LESSON 8

p. 120, ex. 3. Complete as in the example.
2. The cows are cleaner.
3. The garden is more beautiful.
4. The roof is newer.
5. The farmhouse is more comfortable.
6. The tractor is more useful.
7. Life is worse for the fox.
8. The dog’s life is better.

p. 120 ex. 4. Read the text again and fill in the words.
1. The chicken house is more comfortable.
2. The flowers are more beautiful.
3. The life of mice is more dangerous and difficult.
4. The cows are cleaner and happier.
5. The tractor is more useful now.
6. The house is nicer. It’s painted and has got a new roof.
7. Life is worse for the fox. He is thinner than before.
8. The dog’s life is better now. He is fatter than before.

p. 121 ex. 5. Choose and read.
1. more beautiful. 2. more comfortable. 3. more interesting. 4. better. 5. more beautiful. 6. worse.

p. 121 ex. 6. Ask and answer in pairs.
1. Life in the town is more interesting than in a country.
2. Working in fields is more difficult than cooking.
3. A puppy is lovelier than a small rabbit.
4. Driving a tractor is more dangerous than riding a bike.
5. Playing outside is more useful than watching TV at home all day.
6. Fresh milk is better than fresh lemonade.
7. Being thirsty is worse than being hungry.
8. Living in a flat is more comfortable than living in a family house.

LESSON 9

p. 123 ex. 3. Complete each text with the words from the box and guess the animal.
a) changes, doesn’t, becomes, catches. It is a chameleon.
b) doesn’t, sleeps, moves, catches. It is an owl.
c) live, eat, destroy, don’t. It is a chimpanzee.
d) live, swim, don’t. It is a great white shark.

p. 124 ex. 4. Match questions and answers.
1e, 2a, 3b, 4c, 5d.

p. 125 ex. 5. Make up questions to match the answers.

About the chameleon:
1. What does the chameleon eat?
2. Why does the chameleon eat insects?

About the owl:
1. How does the owl fly?
2. When does the owl sleep?

About the chimp:
1. What do chimps love doing?
2. Why don’t chimps like life in the zoos?

About the shark:
1. What do the sharks eat?
2. How often do the sharks attack people?

p. 125 ex. 6. Present your favourite animal. Use the questions.

My Favourite Animal

1. My favourite animal is a dog because it is my pet.
3. It is small.
3. It is friendly and funny.
4. It is very beautiful.
5. The dog is a domestic animal. My dog’s name is Jerry. It looks very pretty. Its colour is brown. It has four paws. It is very intelligent. I take care of my dog. I usually feed it, keep it neat and clean. I always take my dog for a walk. I like my dog very much. Jerry is my best friend.

LESSON 10

p. 126 ex. 1. ...look, ask and answer about the weather.
A: What is the weather like on Tuesday?
B: It is cloudy and windy.
A: What is the weather like on Wednesday?
B: It is rainy and windy.
A: What is the weather like on Thursday?
B: It is windy and sunny.
A: What is the weather like on Friday?
B: It is sunny.
A: What is the weather like on Saturday?
B: It is sunny and hot.

p. 127 ex. 3. ... read and choose the correct answer.
a) the coldest, b) the happiest, c) in the world, d) the biggest.

p. 127 ex. 4. ...compare the domestic animals with the words:
1. A mouse is shorter than a rabbit.
2. A horse is longer than a sheep.
3. A horse is faster than a cow.
4. A pig is fatter than a goat.
5. A sheep is thinner than a cow.
6. A dog is more intelligent than a donkey.
7. A cat is more interesting than a rabbit.
8. A chick is more beautiful than a goose.

p. 127 ex. 5. ... say which of the animals is:
1. The cow is the biggest animal.
2. The cat is the best animal.
3. The bull is the most dangerous animal.
4. The dog is the most intelligent animal.
5. The horse is the fastest animal.
6. The rabbit is the funniest animal.
7. The mouse is the worst animal.
8. The turkey is the strangest animal.
9. The horse is the longest animal.
10. The donkey is the most interesting animal.

p. 127 ex. 6. ... choose one of the animals and say five sentences about it
It is a horse. It is the fastest domestic animal. It is very intelligent. It is bigger than a goat. It is friendly.

p. 127 ex. 7. ... write a paragraph about your favourite season of the year.

My Favourite Season in the Year

There are four seasons in a year. They are winter, spring, summer and autumn. My favourite season is summer. The weather is nice in summer. It is hot and sunny in summer. It isn’t cloudy or windy. It doesn’t often rain.
I don’t have school in summer. I have summer holidays. I go for a walk, play games outside, visit my grandparents, ride a bike or go jogging. I also visit my friend and we play together. I often go
to the forest and pick up berries. I sometimes go to the river and swim there. Summer is the best time for me.