听短文，根据所听内容选择正确的答案。短文读两遍。
（1）What's Tom's last name？
A.Black.
B.Smith.
C.Green.
（2）Who is Anna？
A.Tom's grandmother.
B.Tom's mother.
C.Tom's sister.
（3）How many people （多少人） are there in the photo？
A.Four.
B.Six.
C.Seven.
（4）What color is the dog？
A.It's black and brown.
B.It's brown and white.
C.It's black and white.