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.
A mutation happens to suit a new environment, and the "odd" creature survives because it is better fitted.（）
参考答案
正确答案：
试题解析
made suitable or competent合适的或合格的；fitted 合适的。
一个突变恰好适合一个新的环境，“奇怪”的生物生存下来，因为它更适合。