China is one of________ countries in the world.

Our English teacher,as well as all the students, 　　　 we can only improve our reading by reading widely.

—Does the old man know the museum very well? —No, this is the first time he __________ here.

  He kept only 2000 yuan of the prize money . The rest ________ given to charity.

There ________ a football match between Class 1 and Class 3 next week.