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【单选题】
下列有关免疫应答的描述，错误的是A.
分为非特异性免疫和特异性免疫两大类
B.
分为固有免疫和适应性免疫两大类
C.
分为固有免疫和非特异性免疫两大类
D.
分为非特异性免疫和适应性免疫两大类
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【简答题】完形填空。 I want to tell you something about Harry. Harry is 1 London. But he is in China 2 his parents now. He is 13 years old. He is a student of Grade 7. Harry is a clever student. He works very 3 . He...
【单选题】Listen! They ________about Harry Potter. Let's join them. [ ]
A.
are talking
B.
talk
C.
have talked
D.
talked
【简答题】完形填空 There was a robbery near Harry's home one night. Harry was looking out of his window 1 . He saw a robber run out of a shop and he saw the robber 2 his mask (面具). He saw his face. Harry told his ...
【多选题】下列几句话哪句是错误的（ ）
A.
韵头又叫介音，是指介于辅音声母和韵腹及主要元音之间的音
B.
韵腹是韵母中口腔开度最大的元音
C.
韵尾发音既可短也可长
D.
字头又可叫头音
【简答题】资金的(1)即资金从货币形态开始,沿着(2)、(3)、(4)这三个过程周而复始地不断循环。
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