狂犬病能在感染后进行特异性主动免疫的原因应除外的是
A.灭活疫苗效果很好
B.一般有明确的感染时间
C.病毒致病力弱,容易被干扰
D.一般潜伏期较长
E.疫苗副作用少,安全
第1题
Why doesn't the woman finish her homework?
A.Because she doesn't like it.
B.Because she doesn't know how to do it.
C.Because she knows the answer.
第2题
Why doesn't the woman finish her homework?
A.Because she doesn't like it.
B.Because she doesn't know how to do it.
C.Because she knows the answer.
第3题
Why does the professor say this:
A.Because she doesn't understand what the man wants her to do
B.Because she has finished the discussion about the man's problem
C.Because she wants the man to be more specific about his plan
D.Because she does not want to do what the man suggests
第4题
y keep on asking her until she ________.
A) does B) has done C) will do D) would do
第5题
Why doesn't she finish her homework?
A.Because she doesn't like it.
B.Because she knows the answer.
C.Because she doesn't know how to do it.
第7题
Why doesn't the woman finish her homework?
A.Because she doesn't like it.
B.Because she knows the answer.
C.Because she doesn't know how to do it.
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