A.The number of impulses transmitted to the grasshopper's legs. B.The age of the grasshopper. C.The number of sensory organs the grasshopper has. D.The size of the nerves that control walking.
【简答题】听下面一段材料,回答1-3题. 1. What do Third World countries often mistakenly decide to do? A. To open many new factories. B. To permit rapid industrialization. C. To fire workers with specific skills. 2. What do...