(共25张PPT)
Unit
2
School
in
Canada
冀教版·六年级上册
Lesson
10
Lead-in
Free
talk
How
many
students
are
there?
There
are
four
students.
How
many
desks
and
chairs
are
there?
There
are
six
desks
and
four
chairs.
New
words
word
单词；字；话语
Pencils
and
chairs
Can
you
find
the
differences?
These
words
have
no
s.
This
is
one
pencil.
This
is
a
chair.
These
words
have
an
s.
These
are
many
pencils.
These
are
many
chairs.
Language
points
名词变复数的规则（一）
一般情况下，可数名词的复数形式是在单词的词尾-s.
如：book-books书;
car-cars小汽车;
pen-pens钢笔
1.
-s在清辅音后读/s/.
如：book-books书
2.
-s在浊辅音和元音后读/z/.
如：bed-beds床
Boxes
and
buses
These
words
have
no
es.
This
is
a
box.
This
is
a
bus.
These
are
many
boxes.
These
are
three
buses.
These
words
have
an
es.
Language
points
名词变复数的规则（二）
以“sh,
ch,
s,
x”结尾的名词变复数时，一般直接在词尾加-es，读作/iz/。如：
dish-dishes盘子;
watch-watches手表
class-classes班级;
fox-foxes狐狸
Tomatoes,
potatoes
and
photos
This
is
a
tomato.
This
is
a
potato.
This
is
a
photo.
These
are
many
tomatoes.
These
are
many
potatoes.
These
are
many
photos.
Do
you
see
an
s
or
an
es
in
these
words?
Yes!
Language
points
名词变复数的规则（三）
以辅音字母加o结尾的名词变复数，一般在词尾加-es，读/z/。photo是一个例外，其复数形式是photos。如：tomato-tomatoes西红柿;
potato-potatoes土豆;
以元音字母加o结尾的名词变复数，一般在词尾加-s。如：radio-radios收音机;
zoo-zoos动物园。
Men,
women
and
children
This
man
is
old.
This
woman
is
dancing.
This
child
is
walking.
These
men
are
young.
These
women
are
singing.
These
children
are
playing.
Do
you
see
an
s
or
an
es
in
these
words?
No!
Language
points
名词变复数的规则（四）
此类属于名词单数变复数的不规则变化形式。
单复同形：sheep-sheep绵羊;
deer-deer鹿;
Chinese-
Chinese中国人
变内部元音a变e，oo变ee：
man-men男人;
foot-feet脚;
tooth-teeth牙齿;
goose-geese鹅
词尾发生变化：
child-children孩子;
ox-oxen公牛
部分名词只有复数形式：
pants长裤;
scissors剪刀
shorts短裤;
glasses眼镜
Exercise
1.写出下列名词复数形式。
room_____
map
_____
bird
_____
bike
_____
box_____
fox______
?
bus______
?
bench_______
?
brush_____
dish_____
ruler______
glass_______
pencil_____
man______
zoo______
house_______
rooms
maps
birds
bikes
boxes
foxes
buses
benches
brushes
dishes
rulers
glasses
pencils
men
zoos
houses
sheep_____
watch_____
photo_____
apple______
eraser______
class______
goose______
foot______
child_______
tooth_____
hero_______
boss_____
radio
_____
horse
______
dog
______
sheep
watches
photos
apples
erasers
classes
geese
feet
children
teeth
heroes
bosses
radios
horses
dogs
2.选出正确形式。
1.
The
girl
often
brushes
her_____
before
she
goes
to
bed.
A.
tooth
B.
tooths
C.
teeth
2.
The
pig
has
four
______.
A.
foot
B.
feet
C.
foots
C
B
3.
My
two
brothers
are
both
______.
A.
policeman
B.
policemans
C.
policemen
6.
The
_____
has
three______.
A.
boys,
watches
B.
boy,
watch
C.
boy,
watches
5.
I
can
see
ten
_____
in
the
picture.
A.
sheep
B.
dog
C.
pig
C
C
A
