A．Reusing and recycling paper.B．Prohibiting tree cutting.C．Planting more trees than th
A. Reusing and recycling paper.
B. Prohibiting tree cutting.
C. Planting more trees than they cut down.
D. Reducing emissions of carbon dioxide.
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A．Wrestling.B．Racing.C．Pole jumping.D．Boxing.
A. Wrestling.
B. Racing.
C. Pole jumping.
D. Boxing.
A．He has stolen the thrown away pills.B．He practiced medicine without a license in Afr
A. He has stolen the thrown away pills.
B. He practiced medicine without a license in Africa.
C. Thrown away pills can not he given away.
D. He has not reported his doing to the court.
A．The active volcanoes in the Antarctic.B．The icebergs and volcanoes around the world.
A. The active volcanoes in the Antarctic.
B. The icebergs and volcanoes around the world.
C. How to prevent the eruption of volcanoes.
D. Volcano can protect ice sheet from melting.
听力原文：M: I think I've got this experiment set up right now.
W: You only think it's right？ In chemistry, you've got to be sure.
Q: What does the woman imply？
(17)
A. She is a chemist and has to do lots of experiments.
B. He must be extremely careful.
C. He is very careless during the experiment.
D. She doesn't think the man is right.
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