Passage 2Trees are very essential in our lives. The newspaper you read everyday and the books you study were trees once. Your home, your furniture, your clothes come from trees. In addition, forests provide a wonderful place where we can hold picnics and have a good time. ( ) 1. Topic
A: Trees
B: Lives
C: Woods( ) 2. Topic sentence:
A: Trees are lives.
B: Trees are very essential in our lives.
C: Woods are useful materials for home utensils.