听第五段独白，回答第13－15题
How does the wide use of plastic help in daily life?

A．It makes life convenien

B．It makes life wonderfu

C．It makes life enjoyabl

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2 What surprises the girl at school?

A．A lot of discussion in clas

B．

C．Teachers giving little homework

D．Few students asking questions in class

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3 What does the speaker think of things made of plastic?

A．They are cheape

B．They don’t last lon

C．They appear attractiv

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