流行性乙型脑炎的主要预防措施是
A.防蚊、灭蚊B.防鼠、灭鼠C.加强个人卫生D.疫苗接种E.预防服药
参考答案:A
大补阴丸的功能()
A.滋肾补阴
B.滋阴降火
C.温补肾阳
D.补养气血
E.滋肾养肝
The boy is watering the flowers is my cousin. [ ]
A.which
B.what
C.whom
D.that