三、 不可數名詞的家務事

　　1. 不可數名詞沒有復數，當它作句子的主語時，謂語動詞要用單數形式。如：

　　The food is very fresh.　食品很新鮮。

　　2. 有的不可數名詞也可以作可數名詞，有復數形式，但他們的意義往往發生變化。如：

　　water (水) → waters (水域)

　　orange (橘汁) → oranges (橘子)

　　3. 很多的不可數名詞表示泛指時為不可數，表示種類時就可數，但意義大多不發生變化。如：

　　fruit → fruits food → foods

　　fish → fishes hair → hairs

　　用所給名詞的適當形式填空。

　　1. How many________(sheep) are there on the hill?

　　2. There is some________(food) in the basket.

　　3. The baby has only two________(tooth) now.

　　4. There is a lot of________(water) in the bottle.

　　5. There are five________(people ) in his family.

　　6. Let's take________(photo), OK?

　　7. I have lots of________(tomato) here.

　　8. The________(leaf) on the tree turn-yellow.

　　9. The________(child) are playing games

　　on the playground now.

　　10. Their________(dictionary) look new.

　　11. I see you have a few white________(hair).

　　12. They are________(woman) doctors.

　　13. Can you give me some bottles of ____ (orange), please?

　　14. There are many________(fox) in the picture.

　　15. I would like some apple________(juice). I am very thirsty.

　　參考答案：

　　1. sheep 2. food 3. teeth 4. water 5. people 6. photos 7. tomatoes 8. leaves 9. children 10. dictionaries 11. hair, hairs 12. women 13. orange 14. foxes 15. juice