内容正文:
30
Unit
2
We
have
not
found
life
on
any
other
planets
yet.
答案见150页
新课标要求:本单元要求学生了解火星探索和太阳系的知识,并尝试描述人类已经开展的太空探索活动。
1课 堂 检 测
Ⅰ.根据汉语提示完成单词。
1.There
is
Earth,
Mars
and
many
other
planets
in
the
(宇宙).
2.There
are
eight
planets
in
the
solar
(系统).
3.Scientists
have
discovered
many
other
(星系)
in
the
universe.
4.We
should
try
our
best
to
protect
the
(环境).
5.A
(群)
of
kids
are
playing
with
a
bal
in
the
street.
Its
too
dangerous.
6.Its
(不可能的)
to
finish
so
much
work
in
such
a
short
time.
7.We
should
(交流)
with
our
friends
often.
8.Its
hard
to
(想象)
what
life
wil
be
like
in
the
future.
9.She
stood
waiting
in
the
dim
(光线).
10. (没有一个)
of
the
cities
has
such
a
beautiful
environment.
Ⅱ.用所给词的适当形式填空。
11./ 2022大连高新园区 /
I
believe
that
nothing
is
if
you
put
your
heart
into
it.
(possible)
12.The
city
is
famous
for
beautiful
beaches.
(it)
13.I
think
parents
should
often
with
teachers.
(communication)
14.Have
there
been
to
the
earth
from
other
planets? (visit)
15.Where
has
the
spaceship
? (land)
16.Astronauts
have
taken
lots
of
of
the
moon.
(photo)
Ⅲ.单项填空。
( )17.—Who
is
that
woman?
—Liu
Yang.
Shes
astronaut.
We
are
proud
of
her.
A.a
B./
C.an
D.the
( )18./ 2022大连金普新区 /
There
bilions
of
stars
in
the
Galaxy,
and
our
sun
is
only
one
of
them.
A.is B.are C.was D.were
( )19.Scientists
havent
any
life
on
other
planets
yet.
A.made B.heard C.discovered D.mentioned
( )20.The
student
didnt
find
much
about
the
accident
on
the
website.
A.report
B.article
C.information
D.story
( )21./ 2023大连西岗区 /
Scientists
believe
that of
the
other
planets
has
an
environment
like
that
of