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【判断题】
蛋白质的可逆变性一般只涉及蛋白质分子的三级、四级结构变化,不可逆变性能使二级结构也发生变化。A.
正确
B.
错误
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举一反三
【单选题】Why does the author fight with her boyfriend?
A.
Because they haven't seen each other for a long time.
B.
Because he does't love her any longer.
C.
Because he doesn't send emails to her frequently.
D.
Because their typed dialogue lack of emotional cues and she misinterprets it.
【单选题】Why does the librarian ask the student about her favorite videos?
A.
To show her interest in him.
B.
To do a survey.
C.
To complete the procedure.
D.
To help him find a video.
【单选题】Why does the woman want to move out?
A.
Because she does not get along with her brother.
B.
Because her parents treat her badly.
C.
Because she wants to be independent.
D.
Because she quarreled with her parents.
【单选题】Why does the man call the woman ?
A.
To tell her about her new job
B.
To ask about her job program
C.
To plan a meeting with her.
【简答题】因报道“泰坦尼克号”事件而出名的报人是（）
【简答题】因报道“泰坦尼克号事件”而出名的报人是____(3个字人名)
【单选题】在( )时期,一个特别的历史事件将麦积山石窟的发展又推向了一个新的高度,这就是魏文帝皇后乙弗氏在一声哀怨的长叹后,自尽于麦积山寺中,之后又在麦积山石窟“凿龛而葬”,把麦积山石窟和西魏皇室家族紧密地联系在一起。
A.
北周
B.
西魏
C.
东汉
D.
隋代
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