听一段对话,回答第11、12小题。
(
C
)11. Why does Linda look so tired these days?
A. She burnt her hands.
B. She was cut by broken glass.
C. She has to look after her son.
(
B
)12. What does the man think the little boy should do first?
A. Ask his dad for help.
B. Keep the hands in cold water.
C. Learn something about safety at school.