A:①②
B:②③
C:①④
D:③④
根据文章意思,正确排序。
①Yes, we have a new music teacher.
②Do you like her?
③Is she old?
④Do you have new teachers?
⑤ No, she isn’t. She is funny.
⑥Yes, we all like her.
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阅读下图,图中的②指的是( )
为原子弹的发明和原子能的应用提供理论基础的科学家是( )