(共41张PPT)
Unit
5
Is
this
your
schoolbag?
精通版·五年级上册
Lesson
27
—
Lesson
28
Lead-in
Do
you
know
what
they
are?
New
words
fish
鱼
animal
动物
cow
奶牛；母牛
horse
马
elephant
大象
no
不；不是的
not
不
isn’t=is
not
不是
Just
talk
Teacher:
Students:
Kate:
Teacher:
Lisa:
Teacher:
Peter:
Oh,
what
a
big
zoo!
It’s
our
zoo.
We
made
all
the
animals.
Look!
This
is
my
bear.
I
made
it.
Is
that
your
fish,
Lisa?
Yes,
it
is.
Is
that
your
elephant,
Peter?
No,
it
isn’t.
Look!
This
is
my
elephant.
Language
points
1.
Oh,
what
a
big
zoo!
噢,多么大的动物园啊!
本句是由what引导的感叹句,what在句中修饰名词。因为名词分为可数名词和不可数名词,所以what引导的感叹句有以下两种结构:
(1)What
a/an＋形容词＋可数名词单数(＋主语＋谓语)!
nice
pretty
...
【例句】What
a
clever
boy
(he
is)!
(他是)多么聪明的一个男孩啊!
What
an
interesting
film
(it
is)!
(它是)多么有趣的一部电影啊!
(2)
What
+形容词+可数名词复数/不可数名词(+主语+谓语)!
【例句】What
good
students
(they
are)!
(他们是)多么好的学生啊!
What
hot
weather
(it
is)!
(这是)多么热的天气啊!
2.
We
made
all
the
animals.
我们制作了所有的动物。
这个句子运用了一般过去时态。一般过去时表示过去某个时间里发生的动作或存在的状态。一般过去时态在句中的表现形式是：动词用一般过去式。规则动词变成过去式的构成规则如下：
(1)一般情况下，在动词词尾加-ed。如：
work—worked
play—played
(2)以不发音的字母e结尾动词，直接在动词词尾加-d。
如：
live—lived
move—moved
(3)以“辅音字母+y”结尾的动词，先把y改成i,
再加-ed,
如：
study—studied
try—tried
(4)末尾只有一个辅音字母的重读闭音节动词，先双写词尾辅音字母，再加—ed
。如：
stop—stopped
plan—planned
3.
—Is
that
your
fish,
Lisa?
莉萨，那是你的鱼吗？
这是以be动词开头的一般疑问句，用来询问远处物品的归属。
句子结构为“Is
that
+形容词性物主代词/名词所有格+名
词(单数)?”
肯定回答是“Yes,
it
is.”
否定回答是“No,
it
isn’t.”
拓展：当物品是复数时，询问其归属可以用“Are
these/those
+形容词性物主代词/名词所有格+名词(复数)?”
肯定回答是“Yes,
they
are.”
否定回答是“No,
they
aren’t.”
例句：—Is
that
your
elephant?
那是你的大象吗？
—No,
it
isn’t.不，不是。
—Are
these
your
rulers?
这些是你的尺子吗？
—Yes,
they
are.
是的，它们是。
Just
practice
fish
鱼
hen
母鸡
goose
鹅
Is
that
your
elephant.
No,
it
isn’t.
Is
that
your
fish?
Yes,
it
is.
I
can
say
Is
that
your
hen?
Yes,
it
is.
Is
that
your
goose?
No,
it
isn’t.
Is
that
your
cow?
Yes,
it
is.
Is
that
your
horse?
Yes,
it
is.
Just
write
animal
fish
cow
horse
elephant
no
not
isn’t=is
not
Is
that
your
elephant?
No,
it
isn’t.
Can
you
write
them?
Let’s
play
Is
this
your
fish?
No,
it
isn’t.
Is
that
your
sheep?
Yes,
it
is.
Play
roles
Is
this
your
cow?
Yes,
it
is.
Is
that
your
panda?
No,
it
isn’t.
Is
that
your
bear?
No,
it
isn’t.
Is
this
your
goose?
Yes,
it
is.
Let’s
chant
Zebras,
zebras,
Zebras
in
the
zoo.
You
like
zebras.
I
like
them,
too.
