马脑脊髓丝虫病的诊断性阶段是（）
A.囊尾蚴
B.多头蚴
C.微丝蚴
D.棘球蚴
E.裂头蚴
参考答案：C
High school students are supposed to be about public services，which will benefit them in the long run．
A．curious
B．anxious
C．particular
D．enthusiastic
园林树木的合理施肥应掌握哪些要求？
