依次填入横线处最恰当的一组是（   ）
            ；      ；      ；而衰黄了的叶片却给田野着上了凋敝的颜色。
①山脚下片片的高粱时时摇曳着丰满的穗头，好似波动着的红水
②晚秋的澄清的天，像一望无际的平静的碧海
③强烈的白光在空中跳动着，宛如海面泛起的微波

    Tina was a ten-year-old girl from England. Two weeks before the 2004 Christmas holiday, her teacher was talking about tsunamis（海啸） in a geography（地理） class at school. This helped her save lives on December 26th, 2004.On that morning, Tina and her family were walking on the Beach and enjoying the sun. Then suddenly, the water went out very far. It was bubbling, too. She told her mother at once. Her mum didn't understand. Tina was very sad. She shouted to her dad. He warned others and everyone left the beach. Because of her warning, the hotel workers quickly helped 100 guests get to a safer place.

①有助于建设社会主义精神文明   ②有助于培养高雅的生活情趣

③表明我国工作中心已经变化      ④有助于我国加强思想道德建设

下列关于动植物体结构层次的叙述，不正确的是（  ）