試題詳解

41. Which of the following is the most appropriate topic sentence for the paragraph below?
(A) Ants will flee from their nests if danger threatens.
(B) Soldier ants protect the colony from invasion.
(C) The next time you see an ant, look at it closely.
(D) Ants are social insects that live in colonies. _______________ Each ant has its own particular job in the colony and everyone works cooperatively. The queen ant, which is much bigger than the other ants, lays all the eggs. She has special handmaiden ants that feed and groom her and keep her comfortable. They take the eggs to the nurseries where nursemaid ants care for them. They also guard the eggs against predators that might eat them. These predators can be birds, animals or other ants.