Fundamentals Of English Grammar

5. Fox and snake are natural enemy of bird. They eat bud and their egg.


6. Some bird eat only seed and plant. Other bud eat mainly insect and earthworm.


7. Weed are unwanted plant. They prevent farm crop or garden flower from growing
   properly. Bud help farmer by eating weed seed and harmful insect.


8. Rat, rabbit, and mouse can cause huge loss on farm by eating stored crop. Certain big
   bud like hawk help farmer by hunting these animal.


9. The feather of certain kind of bird are used in pillow and mattress. The soft feather from
   goose are often used for pillow and quilt. Goose feather are also used in winter jacket.

The wing feather from goose were

the sixth century to the nineteenth

steel pen were invented.

used as pen from A

I century,

EXERCISE 20. Review: nouns. (Charts 6-1 + 6-9)

Direcriom: Find the nouns. Make them plural if necessary.

Uhks

Wdelook like fish, but they aren't fish. They are mammal. Mouse, tiger,

and human being are other example of mammal. Whale are intelligent animal like

dog and chimpanzee. Even though they live in sea, ocean, and river, whale are

not fish. Fish lay egg and do not feed their offspring. Mammal give birth to live

offspring and feed them.

There are many kind of whale. Most whale are huge creature. The largest

whale are called blue whale. They can grow to 100 foot (30 meter) in length and

can weigh 150 ton (135,000 kilogram). Blue whale are much larger than elephant

170 CHAPTER 6