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1. This is a book. ( 用two 改寫句子) 
     ________________________
2. Is that your eraser? (改寫為復(fù)數(shù)形式)
     ________________________?
3. We have uncles and aunts. (改寫為單數(shù)形式)
     I have ______ ______ and ______ ______.
4. This is my friend. (改為一般疑問(wèn)句)
     ________________________?
5. Is he your cousin? (作肯定回答)
    ________________________.   

     This is a book. It's an English book. It is my English book. That is a
dictionary. Is it Lucy's dictionary? No, it isn't. It's Tom's dictionary. Her
dictionary is in her bag. Look! What are these? They're pens. Are they
Tom's pens? No, they aren't. They are Mike's.

1. What's this? It's _______________.
2. What's that? It's _______________.
3. Is it Tom's dictionary? _______________.
4. Where is her dictionary? ______________.
5. Whose pens are those? ________________.

1. He didn't know he __________ (own) the new computer already.
2. He offered __________ (help) us.
3. There are still some trees __________ (plant)
4. __________ (read) the instructions before you use the machine is necessary.
5. Don't you hear him __________ (sing) next door?
6. Have you seen a wallet __________ (lie) on the ground?
7. __________ (not know) his telephone number, I couldn't ring him up.
8. This is a book __________ (write) by Lu Xun.
9. Would you mind my__________ (open) the door?
10. My TV set needs __________ (mend).