阅读短文，选择正确答案。
Mary is a little girl. She is only five, she does not go to school, and, of course, she doesn't know how to
read and write. But her sister, Kate, is a school girl. She's ten.
One day, Kate sees her little sister at the table and there is a pen in her hand and a piece of paper in front of
her.
" What are you doing, Mary? " she asks.
" I'm writing a letter to my friend Kitty." Says Mary.
" But how can you? " says her sister. " You don't know how to write."
" Well." says Mary. " It doesn't matter, because Kitty does not know how to read, either."
1. Does Mary know how to read and write? _____________.
[ ]
A. Yes
B. No
C. She knows a little
D. Not sure
2. Mary's sister _____________.
[ ]
A. is fire
B. is younger than Mary
C. is not a student
D. is ten years old
3. One day, Mary _____________.
[ ]
A. is drawing a picture
B. is doing her homework
C. is sitting on the table
D. is writing a letter
4. Mary's friend, Kitty is _____________.
[ ]
A. ten year's old
B. five
C. a student
D. Not a student
5. You think Mary is _____________.
[ ]
A. warm-hearted
B. ten-year-old
C. very interesting
D. stupid