A. to play    
B. played    
C. play    
D. playing

A. speaks ; laugh    
B. tells ;laugh     
C. says ;laughing      
D. tells ; to laugh

A. to join; to speak                    
B. join; speaking
C.  join; to speak                      
D. to join; speaking

A. laugh
B. cry
C. to laugh
D. to cry

A. didn't tell    
B. not tell        
C. won't tell      
D. not to tell

A. cost
B. take
C. spend
D. pay

A. to look young  
B. looks young    
C. look young    
D. looking young

A. spends      
B. costs        
C. takes          
D. pays

A. stop to cry        
B. to stop to cry        
C. stop crying      
D. to stop crying

1. All of the students of Class One joined the sports meeting. (同义句转换)
    All of the students of Class One  ______ ______ ______ the sports meeting.
2. Lucy is too young to carry the heavy box. (同义句转换)
    Lucy is______ ______ ______to carry the heavy box.
3. Maria is such a lovely girl that we all like her. (同义句转换)
    Maria is______ ______a girl ______ we all like her.
4. Mozart started writing music at the age of four. (改为一般疑问句)
    ______Mozart______writing music at the age of four?
5. Bill Gates was born in Washington in 1955.(对画线部分提问)
    ______and______was Bill Gates born?