下面你将听到三组对话，选择正确信息，将其字母标号填写在题前括号内。每段对话读两遍。
请听第一段对话，回答第（1）小题。
（1）Who is answering the phone？
A.Mike.
B.Lucy's dad.
C.Lucy.
请听第二段对话，回答第（2）、（3）小题。
（2）Why does Mike look so sad？
A.Because his dog is missing.
B.Because his cat is missing.
C.Because his book is missing.
（3）What colour is Mike's dog？
A.It's black.
B.It's white.
C.It's black and white.
请听第三段对话，回答第（4）、（5）小题。
（4）What does Tom often do on weekends？
A.He often swims in the sea.
B.He often climbs mountains.
C.He often visits his grandparents.
（5）Where does Tom's aunt live？
A.She lives in the mountain.
B.She lives by the lake.
C.She lives by the sea.