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1、Unit 4,Unit 4 Finding your way,Grammar,Presentation,There is a cage in the picture.,cage n. 笼子, 鸟笼,The cage is beautiful.,a snake,a lion,a tiger,a giraffe,an egg,an umbrella,an orange,an English book,1. 第一次提到某人或某物时。 I have a book. 2. 泛指某一类的人或物。 A panda is very lovely.,不定冠词a/an的用法,判断一个单词用 a 还是用 an，是根
2、据其读音，而不是根据其首字母。以元音音素开头的词前用“an”，以辅音音素开头的词前 “a” 。如：an hour, an apple, an elephant, a useful book等。,Look! Here is a panda.,The panda is eating bamboo.,Look! Here is an apple.,The apple is red.,1. 指上文提到过的人或物。如： Lucy bought a new bike, the bike is green. 2. 世界上独一无二的事物。如： the sun the moon 3. 谈到彼此都知道的人或事物。
3、如： Open the door, please.,定冠词the的用法,4. 序数词和形容词最高级前。如： She is always the first to get to school. 5. 乐器名词前用。如： play the piano play the violin 6. 定冠词与形容词连用表示一类人，加 在姓氏前面表示一家人。如： the rich 有钱人 the Smith 史密斯一家,7. 某些专用名词和习惯用语中用定冠 词。如: the Great Wall by the way,1. 名词前已经有指示代词（this, that, these, those）、形容词性物主代
4、词(my, his, our )或名词所有格等限定词。 2. 表示语言、学科、三餐、球类运动、棋类运动的名词前。,不用冠词的情况,3. 表示星期、月份、季节、某些节日的名词前。 4. 表示人名、国名、称呼语或头衔等专有名词前。 5. 某些固定短语中。 如: by bike , by bus, at first, at work, on foot, go to school, go to bed,等。,Fun in the zoo Millie and Daniel are talking about the animals in the zoo. Complete their conversa
5、tion with a, an or the.,Millie: Lets go to the Panda House first. Daniel: Here we are. I can see(1) _ panda there. Its lying on the grass. Millie: How cute! I love pandas. Look! Theres (2)_ baby panda. Its so small.,a,a,Daniel : Yes. (3)_ baby panda doesnt look like its mother. Millie: Now lets go t
6、o see some lions. Daniel: Are(4) _ lions in(5) _ open area? Millie: No, they arent. They are in(6) _ very big cage.,The,the,an,a,Daniel : I see. (Half an hour later) Daniel: Millie, heres(7)_ bridge. What can you see across it? Millie: Oh, (8)_ elephant is standing over there. Daniel: Lets go across
7、(9) _ bridge and see(10) _ elephant.,a,an,the,the,在必要的地方用 a, an, the 填空。,1. Where is Peter? He isnt at _ school. 2. There is _ orange in the fridge. 3. _ pencil on the desk belongs to Sandy. 4. I have _ new bike. I clean _ bike every day.,an,The,a,the,5. Dad often goes fishing in _ summer. A: Can I
8、help you? B: Im looking for _ pair of shoes. The students often go to school by _ bike. 8. Who is good at playing _ football in your class? 9. _ boy in a red coat is my cousin.,a,The,10. I live on _ third floor. 11. There is _ “h”, _ “o”, _ “u” in the word “hour”. 12. Simon likes to play _ piano but
9、 he doesnt like to play _ basketball. 13. Beijing is _ capital of China.,the,the,the,a,an,an,inside,Prepositions of place 方位介词,outside,on,over/above,in front of,behind,on the left of,on the right of,under/below,beside/next to,over 在的正上方 under 在的正下方 above 在的上方(表面 不接触) below 在的下方 on 在的上面(表面接触),over,un
10、der,above,below,on,Do you know these words? Lets learn them together.,Can you fill in the blanks with these prepositions.,1. There is a face _ the desk. 2. The moon is _ the desk. 3. The sun is _ the desk. 4. I can see a star _ the desk. 5. There is a tree _ the desk.,desk,over,above,under,below,on,
11、The flower are in front of the shop. The trees are behind the shop. The shopkeeper is inside the shop.,Look and say,The boy is outside the shop. The food is above the drinks. The drinks are below the food. The sign is over the bench. The dog is under the bench.,In the park Sandy goes to the park eve
12、ry weekend. Look at the picture below and complete her description with the correct prepositions of place.,Theres a beautiful lake in the park. Look! Two boys are rowing a boat(1) _ the lake. (2) _ the lake theres a football field. Some boys are playing football(3) _ it.,Beside,on,on,(4)_ the footba
13、ll field, there are two trees. On the left, a bird is singing (5)_ one tree. On the right, two boys are sitting (6)_ the other tree. (7)_ the two trees, three girls are chatting (8)_ the bench.,In front of,Between,in,under,on,1. The football is _ the door, so I cant see it. 2. Dont stand _ us, or we
14、 cant see the film clearly. 3. There is an electric fan _ the desk. 4. Look! Your rubber is _ the chair. Pick it up. 5. The moon is now _ the trees.,behind,in front of,on,under,above,填入适当的介词使句子通顺。,6. Eddie doesnt want to live _ the palace. 7. Stephen is chatting with his friends _ the balcony. 8. Li Ming is my neighbour. His house is _ mine. 9. The Palace Museum is in the _ of Beijing. 10. “Kitty sits on the right of Sandy”. It means Sandy sits on Kittys _.,in,on,centre,left,beside / next to,Remember the new words in this lesson. Finish the exercises in the workbook.,
