2. 外语
  3. Bees are very small animals which fly through the air to look for flowers【B1】. When a bee【B2】some food, it re turns to the hive

Bees are very small animals which fly through the air to look for flowers【B1】. When a bee【B2】some food, it re turns to the hive

admin2009-04-23  114
问题     Bees are very small animals which fly through the air to look for flowers【B1】. When a bee【B2】some food, it re turns to the hive and dances. The dance is the way a bee【B3】to other bees that is has found food.
    Bees do two kinds of【B4】to tell other bees of their【B5】of food. First, there is a round dance.【B6】this dance, the bee moves in a【B7】inside the hive. The round dance is used【B8】the food is close by. The food must not be more than ten meters【B9】If a bee comes back and dance a round dance, other bees know they must go out and look nearby for food. The bees also【B10】the bee that has found the food. The smell tells them what kind of flower to【B11】After watching the round dance and smelling the bee【B12】has found the food, the other bees can find the other source.
    A second kind of dance【B13】by the bee is a tail-wagging dance. In this dance, the bee wiggles the【B14】of its body as it moves in a【B15】line. The tail-wagging dance is used when the food is far away. The food must be【B16】ten meters away. The bees know from the speed of the tail-wagging dance just how far away the food source is. The line the bee dances on shows the direction that the bees【B17】fly into find the food. In the tail-wagging dance, the bees also smell the bee【B18】has found the food. The smell tells them what kind of flowers to look for. After watching the tail-wagging dance and smelling the bee that has found the food, the other bees know【B19】things. They know how far【B20】fly, what direction to fly in, and what kind of flowers to look for.
选项 A、for food
B、for eating
C、to eat
D、for eating food
答案A
解析 for food作look for的目的状语，意思是通过寻找花来觅食。
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