按要求对下列句子进行句型转换。

1. This is my sister. (变为复数句)
                                                                                                                           
2. He is twelve years old. (对划线部分提问)
                                                                                                                           
3. Danny can fly a kite. (改为一般疑问句)
                                                                                                                            
4. I have two chairs. (改为否定句)
                                                                                                                            
5. Li Ming and Jenny want to go shopping today. (对划线部分提问)
                                                                                                                            
6. It's 6:40 now. (对划线部分提问) 
                                                                                                                            
7. The book is under the desk. (对划线部分提问)
                                                                                                                            
8. May I take your picture? (作否定回答) 
                                                                                                                            
9. Walk quickly,please. (改为否定句)  
                                                                                                                             
10. Are you hungry? (作肯定回答)
                                                                                                                              

选出下列单词中划线部分字母发音不同的单词。
(     ) 1. A. Canada
(     ) 2. A. cool
(     ) 3. A. doctor
(     ) 4. A. nice
(     ) 5. A. letter
B. England
B. book
B. orange
B. milk
B. watermelon
C. America
C. school
C. carrot
C. nine
C. basket
D. grade
D. food
D. hot
D. pineapple
D. yellow
Choose the same meaning as the underlined part. 选择与下列句中划线部分意思相同的一项。
1. I go to Beijing this year.

[     ]

A. leave        
B. leave for       
C. come to      
D. leave to 
2. The camera is expensive.

[     ]

A. good           
B. cheap             
C. not cheap      
D. not good
3. Jim would like some milk, please.

[     ]

A. like          
B. wants          
C. want to       
D. likes 
4. Let's make some cookies for supper.

[     ]

A. cook            
B. do                   
C. have              
D. eat