UNIT 7
Reading I (Page 64)
Human and the Environment
a. What do you see in the pictures?
Answer: We can see environmental pollution due to factories, homes and vehicles as well as we can see the destruction of forest.
b. What are the results of such activities?
Answer: Such activities create threat to all the living creatures of the world.
A. Write the words from the text for these meanings.
(The correct words for the meanings are in bold face and in red colour.)
a. been made impure contaminated
b. danger threat
c. poisonous toxic
d. smoke fumes
e. responsible for a specific wrong doing guilty
g. causing great damage disastrous
B. Answer the following questions.
a. What are the sources of wastes?
Answer: Factories, homes and vehicles are the sources of wastes.
b. What causes death to plants and animals?
Answer: Industrial waste often contains toxic substances that cause death to plants and animals.
c. Give examples of fossil fuels.
Answer: Oil, coal and gas are the examples of fossil fuels.
d. Why has the ‘smokeless zones’ not worked?
Answer: The ‘smokeless zones’ has not worked because of the use of fossils fuels and exhaust fumes from the vehicles.
e. How are we responsible for environmental pollution?
Answer: We responsible for environmental pollution by using different types of things that create pollution.
f. What causes the rise in temperature?
Answer: Carbon dioxide causes the rise in temperature.
g. What will be the result of melting ice?
Answer: The result of melting ice will be the level of the ocean will rise by four to six metres and vast populated areas of planet will be covered by water.
Reading II (page 66)
Weather Forecast
A. What’s the weather like?
a. On Wednesday, it is snowy.
b. On Saturday, it is _______.
c. On Sunday, it is____________.
d. On Friday, _______________ .
e. It is __________ on Thursday.
f. It is ____________ on Monday.
g. It is _________ on Tuesday.
Answer:
a. On Wednesday, it is snowy.
b. On Saturday, it is cold.
c. On Sunday, it is sunny.
d. On Friday, it is hot.
e. It is stormy on Thursday.
f. It is cloudy on Monday.
g. It is rainy on Tuesday.
B. Look at the days and weather pictures and write Yes or No.
a. It is Sunny on June 23.
b. It is cloudy on June 21.
c. It is hot on June 25.
d. It is rainy on June 24.
e. It is rainy on June 22.
f. It is sunny on June 20.
g. It is hot on June 26.
h. It is snowy on June 23.
i. It is rainy on June 21.
j. It is windy on June 24.
Answer:
a. It is Sunny on June 23. No
b. It is cloudy on June 21. Yes
c. It is hot on June 25. Yes
d. It is rainy on June 24. No
e. It is rainy on June 22. Yes
f. It is sunny on June 20. Yes
g. It is hot on June 26. No
h. It is snowy on June 23. No
i. It is rainy on June 21. No
j. It is windy on June 24. Yes
C. Write WEATHER or SEASONS.
a. Hot: Weather.
b. Rainy: Weather
c. Fall: Season.
d. Snowy: Weather.
e. Winter: Season.
f. Windy: Weather.
g. Summer: Season.
h. Sunny: Weather.
i. Cold: Weather.
j. Spring: Season.
GRAMMAR (Page 70)
We use going to+V1 for sure and certain action of future.
We use ‘ll+V1 for immediate plan of future or for sudden ideas. The action is not sure to happen in future
C. Choose the correct option to complete the sentences.
(The correct answers are in bold face and in red colour.)
a. Don’t worry about your test! I’m sure……
i. you’ll pass ii. you’re going to pass
b. I ……..on Sunday. I have a doctor’s appointment.
i. won’t come ii. am not coming
c. Are you hot? OK, …….open the window.
i. I’m going to ii. I’ll
d. Don’t leave your bag there! Someone……
i. ‘s stealing it ii. ‘ll steal it
e. It’s already 9:50! …………..late for school.
i. We’re going to be ii. We’ll be
f. I forgot your drink! ……..go and get it now.
i. I’m going to ii. I’ll
g. Do you think they ……………..the presents we got for them?
i. ‘ll like ii. ‘re going to like
h. ‘I haven’t got my phone.’ ‘That’s OK……. you mine.’
i. I’ll lend ii. I’m going to lend
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