Unit4Finding your way Grammar 课件(共18张PPT)

(共18张PPT)
Unit 4 Finding your way
Grammar
Using a ,an and the
Free talk (ask and answer) like this:
---What's this
---It's 。。。。。
It is a tiger.
The tiger is lying on the grass.
It is ________ .
The rabbit is
eating grasses .
a rabbit
It is ________ .
________ is big .
an elephant
The elephant
It is ________ .
The apple is red.
an apple
Watch and discuss in group the difference(不同点) between a and an
a tiger
a rabbit
an elephant
an apple
结论：a用于辅音音素开头的词前，
an用于元音音素开头的词前。
Practice: a & an
____book
____door
____car
____orange
____elephant
____area
____idea
____good idea
____nice meal
____important news
____unhappy trip
____usual day
____honest boy
a
a
a
an
a
a
a
an
an
an
an
an
an
注意：an是放于元音音素前，
而不是元音字母前。
It is a tiger . The tiger is lying on the grass.
It is a rabbit. The rabbit is eating grasses.
It is an elephant. The elephant is big .
It is an apple . The apple is red.
Watch and discuss in group how to use “the”
结论：当我们首次提到某人或某物时，
在前面用不定冠词a/an。
当我们再次提到某人或某物时，
我们在前面加定冠词“the”。
定冠词the的其他用法：(watch and discuss in group)
1.the sun
2.the second
3.the old
4.the Greens
5.play the piano
6.the best
世界上独一无二的事物
序数词前
乐器前
某些形容词前，表示某一类人
用于姓氏复数形式前，表示某一家人
形容词最高级前
小试身手：用适当的冠词the填空，为什么？
1.We live on ___third floor of the tall building.
2.____whites are preparing for the coming Thanksgiving Day.
3.My cousin ,Amy,like playing ____violin.
4.___Earth goes around ____sun.
5.I believe you are ____best singer .
6.____rich should try their best to help ____poor.
The
the
the
the
the
The
the
The
序数词前
用于姓氏复数形式前，表示某一家人
乐器前
世界上独一
无二的事物
形容词最高级前
某些形容词前，表示某一类人
Millie: Let's go to the Panda House first.
Daniel: Here we are. I can see ___panda there. It's lying on the grass.
Millie: How cute! I really love pandas. Look!
There's___baby panda. It's so small.
Daniel: Yes. ____baby panda doen't look like its mother.
Millie: Now let's go to see some lions.
Daniel: Are______lions in ___open area
用适当的冠词a/ an/ the填空
Finish “Fun in the zoo” on page 47.
a
a
the
an
The
Millie: No,they aren't. They're in ___very big cage.
Daniel: I see.
(Half an hour later)
Daniel: Millie, here's___bridge. What can you see across it
Millie: Oh, ___elephant is standing over there.
Daniel: Let's go across____bridge and see___elephant.
a
a
an
the
the
summary
1.a 和an的不同
2.不定冠词a/an和定冠词the的用法
3.定冠词the的其他用法
1.a用于辅音音素开头的词前，an用于元音音素开头的词前。
2.当我们首次提到某人或某物时，在前面用不定冠词a/an。当我们再次提到某人或某物时，我们在前面加定冠词“the”。
3.（1）世界上独一无二的事物
（2）序数词前
（3）某些形容词前，表示某一类人
（4）用于姓氏复数形式前，表示某一家人
（5）乐器前
（6）形容词最高级前
Finish these sentences with “a, an, the”.
(1) ----I can see _____ kite over there.
----Where's____kite I can't see it.
(2) There's_____big mall in this city.
(3) Everyone has____ mouth,_____nose, two eyes and two ears.
(4) Which is____biggest,_____Sun, ____Earth or___Moon
(5) Kate is______English girl and I am ______Chinese girl.
(6) ---- Who's _____man over there
---- Oh, he's_____friend of my father's.
Test
( )1.We live on ______third floor the tall building.
A.a B.an C.the D./
( )2.I like playing _______basketball,while my sister likes playing the piano.
A.a B.an C.the D./
( )3.There are about 365 days in _______year.
A.a B.an C.the D./
( )4.---What do you want to be when you grow up
---I want to be _____social worker .Many people need our help.
A.a B.an C.the D./
( )5.______Greens are preparing for the coming Thanksgiving Day.
A.A B.An C.The D./
( )6.---Why are you standing ,Alice
---I can’t see the blackboard clearly.Two tall boys are sitting _______ me.
A.behind B.next to C. beside D.in front of
( )7.What a sunny day !Let’s go boating ______the lake ,shall we
A.on B.in C.over D.above
Homework
1. Practice writing down about a/an/the sentences
2. do your exercise book P45.