鲢碘泡虫主要寄生于鲢鱼的脑中。
参考答案:对
Mike does his homework because he wants to watch the game on TV.
A. quickly B. slowly C. happily
德尔菲法是()公司首创的咨询方法。
A.兰德公司
B.麦肯锡咨询
C.贝恩咨询
D.波士顿咨询