阅读理解。

     Tina is my friend. She comes from Australia. She is a ten-year-old girl. She is quiet and beautiful.

She lives in Jinan now. She has many Chinese friends. Her father and mother are teachers. They teach in

our school.

     Tina likes Chinese very much. She thinks Chinese is very interesting, but very difficult. She often plays with her Chinese friends. We teach her Chinese, and she teaches us English. Tina can speak some

Chinese.

      But she can't write it. Her favorite sport is ping-pong. We play with her on weekends.

1.Where is Tina from?         

A. Jinan.                                 

B. Australia.         

C. America.                        

D. China.

2. How old is Tina?         

A. 13.                  

B. 12.          

C. 11.      

D. 10.

3. Tina thinks ______.         

A. Chinese is very easy         

B. Chinese is very interesting         

C. she writes Chinese well         

D. Chinese is not interesting

4. We learn ______ from Tina.         

A. Chinese          

B. French         

C. English                        

D. ping-pong

5. Tina may play ping-pong with us on ______.      

A. Sundays                        

B. Fridays

C. Tuesdays                      

D. Mondays

—个二维数组可以存放—个矩阵。在程序开始有语句Option Base0，则下面定义的数组中正好可以存放—个4×3矩阵(即只有12个元素)的是______。

A．Dim a(-2 To 0,2)As Integer

B．Dima(3,2)As Integer

C．Dim a(4,3)As Integer

D．Dim a(-1 To -4,-1 To -3)As Integer