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【单选题】
关于流感病毒,下面哪一项是 错误 的 ?A.
分甲、乙、丙型
B.
有神经氨酸酶
C.
有血凝素
D.
易发生变异
E.
血凝素存在衣壳上
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
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【简答题】——不仅是学校实施全面发展教育的基本组织形式，也是学校德育最基本、最经常、最有效的形式。
【单选题】What does the sentence "Many minority groups in America are really bicultural" mean?
A.
There are two kinds of cultures in America, and they coexist in harmony.
B.
There are two kinds of cultures in America, and their contradictions are irreconcilable.
C.
Many minority groups consider their cultures should also be accepted by the majority.
D.
Many minority groups consider themselves Americans, but they also wish to retain their original culture.
【简答题】学校实施德育的基本组织形式是____ __ 。