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【单选题】
环磷酰胺作为烷化剂的结构特征是( )。A.
胺
B.
N,N-双(-氯乙基)
C.
N,N-(-氯乙基)胺
D.
环磷氧代
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【简答题】2 请在考生文件夹下完成如下操作： （1）在考生文件夹下建立“WORD文档”文件夹； （2）在考生文件夹下查找“文件操作.doc”文件，将它复制到“WORD文档”文件夹中。
【单选题】Which of the following statements is INCORRECT about Miss Chan?
A.
She is older than most undergraduate students.
B.
She majors in French and minors in Marketing.
C.
She has work experience before entering the university.
D.
She succeeds in shortening the academic years.
【简答题】习题3-1 图 3- 1 所示电路原已达稳态,求换路后瞬间各支路电流。
【单选题】听力原文：W: Louise speaks English as if she were an American. M: Her family lived in the United States until Louise was 12 Years old. She has never forgotten her English. Q: Why can Louise speak English w...
A.
Her family speaks English.
B.
She spent her early years in America.
C.
She has a good memory and won't forget her English.
D.
She is an American native.
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