Unit 1 Lifestyles lesson 1 课件(北师大版必修1)
Unit 1  Lifestyles lesson 1 课件(北师大版必修1)第4页

How long does Brain spend on TV a day? Why does Bob work so hard?

He spends 16-17 hours on TV a day. Because he wants to earn more money for his family and he likes being busy.