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Unit 1 Living Green
Key to
Exercises
Opener
Suggested
answers for reference
1. There are a
lot of simple things we can do to decrease energy
consumption. Here
are just a few
examples:
Use energy efficient light
bulbs for our most-used lights.
When we
leave a room, turn off the light.
Turn
off our computer/laptop when we are not using it.
Save water. Take quicker showers. When
brushing teeth we should not leave faucet
running.
Use reusable cloth
shopping bags that are made from plant fibers.
Whenever possible, walk, bike, carpool,
or use public transportation.
2. Old
clothes and books: Other people can reuse our
unwanted clothes and books if
we donate
them.
Old clothes can also be made into
other items such as cushion covers.
Old
electrical equipment: Donate old electrical
equipment to schools or community
centers so that others can reuse them.
Rechargeable
batteries:
Unlike
regular
batteries
that
create
unnecessary
waste,
rechargeable
batteries
can
be
reused
many
times
before
they
need
to
be
thrown
away.
Jars
and
pots:
By
cleaning
glass
jars
and
small
pots,
we
can
use
them
as
small
containers to store odds and
ends
（零星物品）
.
3.
Living green means reducing one’s
carbon footprint, or, more
generally,
making as
small an impact on the
natural environment as possible.
Yes,
I
have
thought
about
it.
I
can
take
some
small
steps
to
restrict
energy
consumption. For example, taking
shorter, cooler showers. In that way I can save
energy by minimizing hot water use.
Reading & Interacting
I. Understanding the Text
1.
Text Organization
Parts
Paragraphs
Main Ideas
The writer and her family wanted to
slow things
Part One
Paras.
1-4
down and decided to move to a
property that was
off the grid.
Living off the grid, the writer’s
family had to dea
l
Part Two
Paras. 5-10
with
a
lot
of
big
challenges,
and
yet
meanwhile
gained many benefits.
Part
Three
2. Comprehension
Check
2.1 Focusing on the main ideas
After
living
in
the
city
of
Las
Vegas
for
years,
Alison
Zeuschel
and
her
family decided to move to the
countryside. Their home hunting ended up in a very
small town in Arizona where they
purchased a house on 40 acres that was not only
off
the
grid,
but
without
access
to
any
(public)
utilities.
Just
imagine
the
challenges facing them, such as
generating their own power and hauling their own
water. However, they worked hard and
succeeded in making the adjustment in a
few months. In addition, they benefited
a lot from living off the grid there. Most
important of all, they came to know the
importance of conservation and learned
how
to
conserve
power
and
water
and
how
to
reuse
things,
etc.
In
other
words
they learned how to
live green.
2.2 Digging into detail
1.
Her daughter wanted a horse. Her husband wanted
property. Her son wanted a
dirt bike.
The writer herself wanted her family to be more
self-sufficient.
2. The property was
off the grid. It was actually not connected to any
utilities
—
Para.
11
Conclusion:
Going
off
the
grid
was
a
great
experience for the writer’s
family.
power, water or a sewer system.
3. They generated electricity by wind
and solar power, and stored it in 16 golf cart
batteries. Water had to be hauled in
from a nearby town and stored in two tanks
located on the property.
4.
In
her
view,
one
of
the
greatest
benefits
was
teaching
her
children
the
importance of conservation.
5.
Other
changes
included
reducing
the
amount
of
trash
by
recycling
and
composting, growing their own organic
vegetables and reusing things that they
would normally toss away.
2.3 Understanding difficult sentences
1.
A
2. B
3. B
4. A
5. B
II. Focusing on Language in
Context
1. Key Words & Expressions
1.1
1. Jack has no interest whatsoever in
pursuing an acting career. He loves writing
and directing.
2. The idea
was to have users upload their medical records, so
that they could be
available at any
time.
3. Traffic jams often build up
when drivers slow down to see what happened in a
crash.
4. A native New
Yorker, Ben is familiar with the city, its
neighborhoods, and all he
has
connections with.
5. You may have
already seen your dream house. Before you put in
an offer, you
can do a few more things
to ensure you purchase the right property for the
right
price.
6.
Buying
organic
fruit
and
vegetables
costs
more,
and
for
many
shoppers,
the
benefits hardly seem
worth the extra expense.
7. Self-
sufficient living is the practice of providing for
your own needs
without
outside aid or resources.
8.
In the interview, the writer was asked how he set
about writing a novel based on
a dream
he once had.
9. Are you thinking of
becoming an insurance sales agent? Take this quiz
to find
out if this is the right career
choice for you.
10.
The
rent
for
the
apartment
is
reasonable;
besides,
the
utilities
are
included,
which means you
don’t have to pay anything for gas,
electricity and water.
11. A
central heating and cooling system produces warm
or cool air in one central
area and
distributes it throughout the building.
12. We were deeply shocked and saddened
when we learned of the sudden death of
our newly retired professor.
13. If you know the ins and outs of
something, you know all the details about it and
understand how it works.
14.
It’s long been proven th
at we can
accomplish any project if we break it up into
small pieces and do the project one
piece at a time.
1.2
1. consist of
2. tossed
3. overall
4. hauling
1.3
1.
If
you’re
in
business
long
enough,
it’s
inevitable
you
will
meet
with/face/encounter setbacks.
2.
Hydroelectric
power
plants
generate
electricity
in
a
much
cleaner
way
than
coal-fired ones.
3.
Knowing
the
proper
way
to
do
laundry
will
help
you
avoid
shrinking
your
sweaters and dyeing
your white socks pink.
4. We
really
appreciate the invitation to
your party, but my elderly mother lives
with us and we
don’t like to
leave her alone in the evenings.
5. The hotel is OK but could make some
adjustments to live up to its 5-star rating.
6. Most of us take electricity for
granted. But do you know that about 1.5 billion
people in this world have no access to
electrical power?
5. went out
6. in use
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