問題詳情

Some species of ants keep slaves. Probably the best known for the practice is the large brownish-red Amazon ant. A slave raid starts with an assembly of the Amazon warriors outside their own nest. Then, almost (26) at a given signal, the group begins to march toward the colony (27) . When the Amazons reach the nest of their intended victims, a fierce battle may take place. The Amazons fight on (28) they seize the pupae of the raided nest. They carry these back home. In time the pupae develop into adults and spend their lives working for the Amazons. The Amazons are completely dependent on their slaves (29) their sharp jaws, so well suited for fighting, are useless in taking care of larvae or for digging. Also, the masters become so lazy that, after a while, they lose their muscles, and they become too weak (30) to feed themselves. Finally, they become so unhealthy that they die.
26.
(A) as if
(B) even though
(C) in case
(D) such as

參考答案

答案：A
難度：困難0.333333
統計：A(3),B(3),C(3),D(0),E(0)

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