B
Look at this picture. You can see two nice girls, a black dog and a football in it. The two girls are Li Sha and Wu Nan. They are good friends.
Li Sha is new at school. On the first day of this term (学期), she can't find her classroom. Wu Nan helps her and they become (成为) friends.
Li Sha is 12 years old. She is short and quiet. She likes reading. Wu Nan is 13. She is tall and kind. She plays football well. She often teaches Li Sha to play it.
Wu Nan has a black dog, Dudu. It is very cute. Li Sha, Wu Nan and Dudu often play football together. They are happy and enjoy the time together.
()46. What does the underlined word "it" refer to?
A. The dog.
B. The football.
C. The picture.
D. The girl.
()47. What does the writer want to tell us in Paragraph 2?
A. Where Li Sha is from.
B. Which class Li Sha is in.
C. Who is Li Sha's friend.
D. How Li Sha and Wu Nan become friends.
()48. What can we know about Wu Nan?
A. She is friendly.
B. She is a teacher.
C. She is 12 years old.
D. She has a black cat.
()49. What does Li Sha often do with Wu Nan and Dudu?
A. She often reads books with them.
B. She often listens to music with them.
C. She often plays football with them.
D. She often runs and swims with them.
()50. What's the best title for the text?
A. A Lovely Girl
B. Two Good Friends
C. A Cute Dog
D. The Happy Time

46. C 前一句的句意为“看这张照片”。由此可知，it 指代照片。故选 C。
47. D 由第二段可知，此段讲述李莎和吴楠是怎么成为朋友的。故选 D。
48. A 由第三段第五句可知，吴楠很善良、友好。故选 A。
49. C 由最后一段第三句可知，她们经常一起踢足球。故选 C。
50. B 通读全文可知，短文主要介绍李莎和吴楠这一对好朋友。Two Good Friends 是最恰当的标题。故选 B。