A-A+
While some bacteria are beneficial others are
问题详情
While some bacteria are beneficial, others are ______ in that they cause disease.
A．detrimental
B．prodigious
C．intrusive
D．mordant请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：A
解析：detrimental有害的，不利的；prodigious很大的，奇特的；intrusive冒昧闯入的；mordant讽刺的，尖酸的。根据句式while some. . . others判断，应选择beneficial的反义词，故选A。
