句型转换。
1. There are over 60 students in his class. (改为同义句)  
    There are                                 60 students in his class.
2. They go to school on their bikes. (改为同义句)
    They                their bikes                                 .
3. It takes about three years to build the hospital. (对画线部分提问)  
                                                it take                build the hospita1?
4. Mary runs more slowly than the other students in her class. (改为同义句)
    Mary                                               in her class.
5. He often goes to school on foot. (改为同义句)  
    He often                                 school.

用括号内所给词的适当形式填空
1. Taking a taxi is                (fast) than taking a bus.
2. Mr. Smith lives the                (far) from the Sun Cinema in the school.
3.I think it's the                (expensive) way of all.
4. Spring is the                 (good) time to plant trees.
5. The Summer Palace is one of                (beautiful) parks in Beijing.
6. The first question is                (easy) one in this exercise.
7. He is one of the                (good) players on the school football team.
8. Which are               (cheap), the apples or the oranges?
9. Travelling by air is the               (fast) way of all.
10. This street is one of the               (busy) streets in this city.

Jack has           than his brother.    

—What do you think of Xiao Shenyang?    
—I think he is one of                actors in China now.      

—Which shirt is                , the red one or the yellow one?  
—The yellow one, of course. It's only 20  dollars.  

The  Changjiang  River is the                 river in China.  

Now telephones are very popular and they are much                than before.  

—How do you like English，Mary?  
—I think it's____than math.