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【单选题】
青霉素在刚被发现时为什么没有受到关注：A.
青霉素极难提取
B.
青霉素活性不稳定
C.
未提纯的青霉素无法在实际中获得应用
D.
以上都是
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【简答题】—________ this her math book? —Yes，it is．
【单选题】That isn't ___________ book. ___________ is ___________ book. [ ]
A.
her, Its, her
B.
his, It, she
C.
his, It, her
D.
his, Its, her
【单选题】_____ that it was sold out when it came out.
A.
So was her successful book
B.
So successful was her book
C.
So her book was successful
D.
So successful her book was
【单选题】This is Mary's book. Please give . [ ]
A.
her to it
B.
it for her
C.
it to her
D.
her it
【简答题】—Is this ________ book?— No, it isn’t. ________ book is at home. A your; Your B. her; My C. her; His D. Your; My
【单选题】She asked her father," Have you seen my book?"
A.
She asked her father if had you seen her book.
B.
She asked her father whether had he seen her book.
C.
She asked her father if you had seen my book.
D.
She asked her father if he had seen her book.
【简答题】In the introductory chapter of her book, Anyon shares a personal story involving her father. Anyons brief discussion of her familys long history of involvement in radical social and political activism...
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