2. Unit 4 GrammarGrammar Oxford English 7A

3. Today we will have a lesson together. I hope we will be friends!

4. nouns Countable Nouns Uncountable Nouns B 可数名词 不可数名词 名词

5. an apple a pear an orange a banana an egg a carrot B1

6. I want to buy a hamburger cake an egg orange We use ‘a’ or ‘an’ before a singular countable noun. If the noun starts with a vowel ( 元音 ) sound, we use ‘an’. B2

7. More examples: ___ university ___hour ___uncle/aunt There is ___ “u” and ___ “ s ” in the word “ use”. B3 Tips aan a “ a ” or “ an ”

8. an appleapples a bananabananas a potatopotatoesa watchwatches B4 How to say them in English?

9. a knife knives a sheepsome sheep a strawberry stori es B5 strawberries a tomato tomatoes

10. Singular( 单数） plural( 复数 ) Most nouns +s a cake → cakes Nouns ending in a consonant +y -y +ies a story → stories Nouns ending in s, sh, ch, or x +es a glass → glasses, a wish → wishes, a watch → watches, a box → boxes Nouns ending in o +s or +es a potato → potatoes, a radio → radios,a mango → mangoes, Nouns ending in f or fe -f or fe +ves a shelf → shelves, a knife → knives Some other nouns man → men, woman → women, foot → feet, tooth → teeth, sheep → sheep, fish → fish, Chinese → Chinese B6

11. Tell me the plural form of these words. 1.glass 2.piano 3.kilo 4.shelf 5.watch 6.story 7.hour 8.mango glasses pianos kilos shelves watches stories hours mangoes B7 CLICK

12. a piece of bread pieces of bread glasses of water B8 a glass of water

13. a packet of salt packets of sugar two cups of tea four bottles of water sugar salt two cartons of milk one carton of milk number +noun+ of+ uncountable noun B9 a bottle of water 量词

14. B10

15. Hobo wants to buy some things for Christmas.Look at his shopping list below. Help him complete the list bottle, can, kilo, bowl, carton, cup _________ tea _________ milk ________Coke ________soup _________ milk three cups of two bottles of kilos of a bowl of a can of three cartons of B11 three_____ chicken

16. Fill in the blanks: Millie: Mum, what do we need to buy? Mrs Wang: We need some _________, a ______ of __________ and a _________ of _____. Millie: Do we need to buy some _____. Mrs Wang: Yes. Let’s buy some __________ and ______. Millie: I want to buy some __________. They are Grandpa’s favourite. And we have only one ______. We need to buy some too. Mrs Wang: OK. I think we need some__________ and three _______ of ______. Millie: Yes. chicken bag rice packet salt vegetables carrots potatoes mangoes apple coke cartons milk B13 P66

17. A+

18. Complete the exercises on Page 64-68. Complete the exercises on the workbook.