1.Is there a good book?
2.how say
3Those are many buses
4.Is this a apple?
5.What are those
6.My school is not this
7.1- 1/2的n次方
8.11001
9.10000
1.Is there a good book?
2.how say
3Those are many buses
4.Is this a apple?
5.What are those
6.My school is not this
7.1- 1/2的n次方
8.11001
9.10000