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Part One
Listen to the short dialogs and choose the best answer to each question you hear.
WORD TIPS


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Part Two
WORD TIPS
John:How is your Grandma getting along during this unusually hot weather?
Nora:Over the last few years, Granny has been complaining that the hot, humid weather is killing her. She believes the weather has changed.
John:___________________________1___________________________
Nora:Yeah, she says summer is hotter, and winter wetter. But I tried to comfort her, saying, “It’s all in your mind, Granny.”
John:She’s right, you know. The greenhouse effect does bring global warming and rain.
Nora:___________________________2___________________________
John:Tell her the earth now is like a real greenhouse made of glass panels that let in light and trap hear.
Nora:Think she’ll want to know that carbon monoxide form earth makes greenhouse gases?
John:Everybody should know what causes global warming; otherwise we won’t stop it.
Nora:I’ll tell Granny not to burn any more wood or coal, or to use aerosol spray on her hair.
John:OK, joke about it, but _______________________3_______________________