1.
Clouds
are
the
fluffy
white
shapes
that
drift
across
the
sky. 】

2.
One
of
the
joys
of
a
summer
day
is
lying
on
your
back
and
watching
the
clouds
float
by. 】

3.
Clouds
can
take
on
many
different
shapes
and
colors. 】

4.
Clouds
can
appear
in
the
sky
for
many
different
reasons. 】

5.
Some
clouds
are
dark
and
ominous,
signaling
a
coming
storm. 】

6.
Others
are
light
and
fluffy,
making
for
a
beautiful
day. 】

7.
When
viewed
from
an
airplane,
clouds
can
be
seen
as
enormous
and
majestic
formations. 】

8.
Scientists
study
clouds
to
learn
more
about
the
weather
and
climate
patterns. 】

9.
Clouds
play
an
important
role
in
the
Earth's
water
cycle. 】

10.
The
formation
of
clouds
begins
with
the
evaporation
of
water
from
oceans,
lakes,
and
rivers. 】

11.
As
water
vapor
rises,
it
cools
and
condenses
into
tiny
droplets
that
create
clouds. 】

1
2.
Depending
on
their
altitude,
clouds
can
be
classified
as
high,
medium,
or
low. 】

1
3.
Clouds
are
made
up
of
tiny
water
droplets
or
ice
crystals. 】

1
4.
The
shape
of
clouds
can
be
influenced
by
wind
and
the
temperature
of
the
air. 】

1
5.
Different
types
of
clouds
can
have
different
effects
on
the
amount
of
sunlight
that
reaches
the
Earth's
surface. 】

1
6.
On
a
cloudy
day,
it
can
be
difficult
to
tell
time
or
determine
the
direction
of
the
sun. 】

1
7.
The
study
of
clouds
is
an
important
field
of
research
for
meteorologists
and
climatologists. 】

1
8.
In
many
cultures,
clouds
have
been
used
as
symbols
of
inspiration,
hope,
and
beauty. 】

1
9.
Cloud
gazing
is
a
popular
activity
for
people
of
all
ages. 】

20.
Regardless
of
their
size,
shape,
or
color,
clouds
always
offer
a
sense
of
wonder
and
awe. 】