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题目
题型:不详难度:来源:
_______ there are many different types of food, some animals spend their lives eating only one type.
A.SinceB.UnlessC.OnceD.While

答案
D
解析

试题分析: A. Since 自从,既然,B. Unless除非,C. Once 一旦,曾经,D. While 虽然,然而,当…时候,句意:虽然鱼很多种不同的食物,但是一些动物一生只吃一种食物。表示转折关系,所以选D。
核心考点
试题【_______ there are many different types of food, some animals spend their lives e】;主要考察你对连词等知识点的理解。[详细]
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