译林版小学英语名词单复数变形课件

piano--- pianos
rule
radio--- radios
photo--- photos
zoo --- zoos
kilo --- kilos
a story book two story books many stories
a toy some toys
辅音字母+y结尾的：y--ies
rule 元音字母+y结尾的：y +s
man →men
woman →women
mouse →mice
foot →feet
tooth →teeth
child →children
sheep →sheep
fish →fish
Chinese →Chinese
Japanese → Japanese
Change the words into plural forms.
potato---potatoes
heroes mango---mangoes
tomato---tomatoes
Heroes like tomatoes, potatoes and mangoes.
Heroes like tomatoes, potatoes and mangoes.
其他以“o”结尾的单词直接加“S”
Nouns
Nouns
Countable nouns and uncountable nouns
Can you help the nouns in the box find their home?
apple rice lemon meat hamburger carrot juice
sheep milk sweet pork man beef chicken
→bananas , …
Nouns ending in
story →stories , family
a consonant +y -y +ies →families ,…
Nouns ending in +es s, sh, ch, or x
glass →glasses, wish →wishes, watch →watches, box
a knife
knives
rule
以f或者以fe结尾的单词， 通常把f或者fe变成v,再加es
例：half, wife, knife, life
Singular(单数)
Plural(复数) P73
cake →cakes , hamburger
Most nouns
+S
→hamburgers , banana
the word ‘use’.
Fill in the blanks with a/an.
1. _____ old bike 2. _____ tall tree 3. _____ orange coat 4. ______ big apple 5. half ______ hour 6. _____English book 7. _____ American boy
ຫໍສະໝຸດ Baidu
an apple apples a banana bananas
a cake cakes
a carrot carrots
rule 可数名词复数一般是直接在名词后面 加s
watches boxes
fishes buses
rule
以字母s,x,ch,sh结尾的单词， 变为复数时在其后加es
hero---
→boxes , …
Nouns ending in +s or
o
+es
potato →potatoes, photo →
photos,
tomato
→tomatoes, …
Nouns ending in f or fe
-f or fe +ves
half →halves, life →lives, knife →knives, wife →wives, leaf →leaves,
hamburger.
a
['hæmbɚgə]
I want to buy
cake [keɪk].
an
egg [eg] . orange [ˈɒrɪndʒ] .
More examples:
__a_ US ship __a_n hour
‘a’ or ‘an’
__a_n uncle/aunt
There is _a__ ‘u’ and _a_n_ ‘s’ in
可数名词 countable nouns
不可数名词
uncountable nouns
Countable Nouns
an apple an orange
a pear a banana
an egg
a carrot
We use ‘a’ or ‘an’ before a singular countable noun.
bus __bu_s_e_s___ half__h_a_lv_e_s__ photo_p_h_o_to_s__ playerp_l_a_y_er_s__ day__d_a_y_s____ potatop_o_t_a_to_e_s_ watchw__a_tc_h_e_s_
bag___b_a_g_s___ family___fa_m_i_li_es tooth__te_e_t_h___ kilo__k_i_lo_s_____ wife__w_iv_e_s_____ child__ch_i_ld_r_e_n__ fish__f_is_h______
Countable & Uncountable Nouns
food and drinks
potatoes
carrots
tomatoes
beef
lemons
watermelons chicken
pork
juice
sweets
chocolate
milk
Nouns
Countable
名词
Uncountable
My breakfast, lunch and dinner
For breakfast:
For lunch:
For dinner:
Let’s go shopping!
I want to buy … .