A. Yes, it is.
B. Yes, they are.
C. No, it isn't.
D. No, they aren't.

1. May I go on a trip to Canada?（作否定回答） 
    ____________, you ____________ ____________. 
2. May I buy some books about Harry Potter?（作肯定回答） 
    ____________, ____________ ____________.
3. My grandfather is old. He can't go to Beijing by himself. (用too…to合并句子)
    My grandfather is ____________ ____________ ____________ go to Beijing by himself.

1. Mr. Wood teaches us math. (改为一般疑问句)
    ____________ Mr. Wood ____________ us math?
2. I have a yellow dress. (改为否定句)
    I ____________ ____________ ____________ yellow dress.
3. There is a man and a child. (改为复数形式)
    There ____________ ____________ and ____________.

A. Yes, I can't.  
B. No, I can.  
C. Yes, I am.  
D. No, I can't.

A. She is from USA.                    
B. She likes reading.                   
C. Yes, she does.                         
D. She can to dishes. 

1. Are these his pictures? (作否定回答)
_____________________________________________________________
2. It's a new toy bus. (改成复数形式)
_____________________________________________________________
3. I can help you. (改成一般疑问句)
_____________________________________________________________
4. Li Lei's T-shirt is on the table. (对画线部分提问)
_____________________________________________________________
5. look, you, after, can, bag, ball, and, my (?) (连词成句)
_____________________________________________________________

A. No, she doesn't.
B. No, he doesn't.
C. Yes, on foot.

1. May I go to Beijing by myself? (作否定回答)
_________________________________________________________________________
2. It's about eight hundred metres from the store to the post office. (对划线部分提问)
    ____________ ____________ is it from the store to the post office?
3. We arrive in Beijing on February first. (对划线部分提问)
    ____________ ____________ you ____________ in Beijing?