A. medium build
B. medium height
C. of medium build
D. of medium height

A. far from    
B. apart from        
C. across from      
D. away from

1. Susan is thirteen years old. (改为同义句)     
    Susan is _________ _________ _________ of thirteen.     
2. The students have breakfast at seven in the morning. (就画线部分提问)     
     _________ _________ the students _________ breakfast?
3. You can turn right at the second turning. (改为同义句)
    You can _________ the second turning _________ the right.
4. He likes dolphins. He likes koalas. (变为选择疑问句)     
     _________ he_________ dolphins _________ koalas?

A. because    
B. because of
C. cause      
D. of course

A. By a underground
B. By underground
C. Take the underground
D. By the underground

— How will you go to the zoo? 
— I will go there ____.

A. take a bus
B. take bus
C. by bus
D. by a bus

[     ]

A. because
B. because of
C. when

A. at a time
B. at time
C. at times
D. at that time

A. on the left
B. on the right
C. in the middle
D. left and right

A. on time          
B. in time        
C. at the same time  
D. for the first time