Unit 7. Saving energy

TRAN QUANG KHAI SECONDARY SCHOOL
WELCOME TO THE LESSON


Thursday, January 24th 2013
Unit 7: SAVING ENERGY
Lesson 3: Listen + L. Focus 1
Period 44
I. Vocabulary


- solar (adj):
thuộc về mặt trời
- a solar panel:
tấm thu NL mặt trời
- nuclear power (n):
năng lượng hạt nhân
- roof (n):
mái nhà
lắp đặt, cài đặt
- (to) install:
What’s this?
lắp đặt,
cài đặt
solar
a solar panel
roof
nuclear power
(to) install
T
T
F
F
F
or the use of coal, gas and oil.
1% of the
The
cannot
can
2050.
2015.
III. Fill in each blank with one word you hear:
1. The sun can be an________ source of power.
2. Solar energy doesn’t cause________ .
3. A lot of________ in the world are already using solar energy.
4. It is possible to_____ solar energy for a number of days.
5. Solar panels are installed on the_____of a house to receive the energy from the sun.
6. We can save natural resources by using solar energy ______ of coal, gas and oil.
effective
pollution
countries
store
roof
instead
IV. Discussion:
Should we use the solar energy?
Why / Why not?
We should/ shouldn’t use the solar energy because……
cheap, clean and effective
can be stored in some days -> use on cloudy days
not make the environment polluted
save natural resources and money
….
V. Connectives:
Ex: Nga bought pens, pencils…........ruler at the bookstore.
He got bad marks……………….he worked lazily.
and
because
and: liệt kê
but: giới thiệu một từ, cụm từ hoặc mệnh đề tương phản.
however: giới thiệu một câu tương phản.
or: nêu lên một khả năng khác của các thành phần cùng loại trong câu.
therefore: kết quả hợp logic của một cái gì trước đó đã được đề cập.
so: chỉ lí do, kết quả, mục đích.
because: chỉ nguyên nhân.
1. Complete the sentences:
Mrs. Quyen bought corn, potatoes (and / or) cabbages at the market.
I’d love to play volleyball (and / but) I have to complete an assignment.
Nam got wet (so / because) he forgot his umbrella.
Hoa failed her math test. (However / Therefore), she has to do the test again.
Do you want Vietnamese tea (and / or) milk tea?
It’s raining, (so / however) I can’t go to the beach.
Ba’s hobbies are playing football (and / or) collecting stamps.
Na is very tired. (However / Therefore), she has to finish her homework before she goes to bed.

2. Fill in the blank:
Do you want to be a teacher_____ a doctor?
The air is fresh; _______ the food is awful.
They didn’t want to stay ________ the hotel was so bad.
The city is mordern, _____the traffic is very busy.
The film was long, ____ the content was not interesting.
The teacher is very good. ________ she can attract a lot of students.
It rained heavily, ___ we had to cancel our picnic.
or
however
because
but
and
Therefore
so
Answer the question “ Should we use the solar energy? Why?” again.
Write sentences with “connectives” you have learnt.
Prepare for Unit 7- Read.
VI. Homework
Good bye !
See you later !
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