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【单选题】
函数2t(d/dt)[sin(2t-π/6)δ(t)]的叶变换等于:( ).
A.
1
B.
1+jw
C.
1-jw
D.
ejw
E.
e-jw
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【判断题】时间上最好不要用闪回
A.
正确
B.
错误
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【单选题】Finish all the exercises of iExplore 2 in Unit 2 of U校园.
A.
Finished
B.
Unfinished
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【判断题】时间上最好不要用闪回
A.
正确
B.
错误
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【单选题】The main purpose of the text from iExplore 2 is to ___________ .
A.
emphasize the importance of passion in choosing career paths
B.
suggest letting passion follow the choice in deciding on careers.
C.
point out the wrongness of "following your passion"
D.
/
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【简答题】Fill in the blanks with what you hear from the video clip. Why is John struggling to find a job? .Vacancies don't suit his 1)________. .No jobs suit his 2)________. .He has not heard bank from 3)_____...
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【单选题】In the first year of college, the author of the text from iExplore 2 suffered from ______.
A.
A serous psychological problem
B.
A troubled interpersonal relationship
C.
A physical problem caused by a parasite
查看完整题目与答案
【单选题】What do you learn from the text of iExplore 2?
A.
The dragon is a national symbol in the West.
B.
Eastern dragons are valued and respected.
C.
Dragons are frightening monsters.
D.
Boats were built to honor dragons in China.
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【简答题】From the text of iExplore 1 you have learned that the transition from high school to college is not easy. You may be confused about this new phase in your life. In the text of iExplore 2 the author li...
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【单选题】In the first year of college, the author of the text from iExplore 2 suffered from__________ .
A.
A serous psychological problem
B.
A troubled interpersonal relationship
C.
A physical problem caused by a parasite
D.
/
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【单选题】At the very beginning the father in iExplore 2 planned to find________.
A.
his son's journey that was buried somewhere in the attic
B.
his own business journal of those days
C.
a photo of the love of his life
D.
/
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his son's journey that was buried somewhere in the attic
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his own business journal of those days
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