What should spring be like? What does "a silent spring" mean?
A. Spring should be throbbing with life, full of birdsong. "A silent spring" means a lifeless spring.
B. Spring should be a busy ploughing season. "A silent spring" means people get lazy and stop working.
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What do the roadsides look like now?
A. The roadsides are now lined with withered vegetation as though swept by fire.
B. The roadsides are now full of beautiful flowers.
The author mentioned a white granular powder that falls like snow. What do you guess it is?
A. It might be the salt that workers sprinkled on the street during cold days.
B. Probably it is the remains of pesticides or other deadly chemicals.
White granular powder had fallen upon the roofs and the lawns, the fields and streams some weeks before.
A. 对
B. 错
The white granular powder was spread by people themselves.
A. 对
B. 错
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