试题题干
Directions: Read each of the following sentences carefully, and choose A,B,C or D that has the closest meaning to the underlined word or phrase.
Occasional loss of livestock must be weighed against the good these animals do in maintaining the balance of nature.（）
参考答案
正确答案：
试题解析
compared in terms of value of 价值比较。家畜偶尔的损失必须权衡这些动物在维持自然平衡方面所做的贡献。