并殖吸虫病的病原是()
A.日本血吸虫
B.华支睾吸虫
C.并殖吸虫
D.钩虫
E.姜片虫
参考答案:C
目是指()长度中所含的筛孔数。
A.一平方英寸
B.十毫米
C.一英寸
Personally I don't quite agree that people _________ dangerous animals as pets. [ ]
A. depend
B. afford
C. keep
D. follow