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【简答题】
地形图图式常用的符号有哪三种?
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参考答案:
举一反三
【单选题】我国的军事著作历史悠久,北宋颁布的《武经七书》,作为军事教育官言课程,流传至今。下列不属于《武经七书》的是()
A.
《孙子兵法》
B.
《孙膑兵法》
C.
《六韬》
D.
《三略》
【单选题】图示电路中i(t)=10cos(2t)A,则单口网络相量模型的等效阻抗等于( )【图片】
A.
(0.5+j0.5)Ω
B.
(0.5-j0.5)Ω
C.
(1+j1)Ω
D.
(1-j1)Ω
【单选题】图示电路中us(t) = 2 sin t V,则单口网络相量模型的等效阻抗等于_____Ω【图片】
A.
1+j1
B.
1-j1
C.
1-j2
D.
1+ j2
【单选题】His brother wants _____ a teacher. [     ]
A.
is
B.
be
C.
to be
D.
to is
【简答题】What should you do if yo cannot get the book from your teacher? You may use the ___________________ attached to the announcement.
【单选题】He wants to find a job ______ a language teacher.
A.
likes
B.
like
C.
of
D.
as
【单选题】图示单口网络的等效电阻等于( )【图片】
A.
11Ω
B.
-1Ω
C.
- 5Ω
D.
【简答题】阅读理解。 'Experience may possibly be the best teacher, but it is not a particular good teacher.' You might think that Winston Churchill or perhaps Mark Twain spoke those words, but they actually come fro...
【单选题】He wants _____ a teacher when he is older. [     ]
A.
to do
B.
to be
C.
to is
【单选题】Ann wants _____a teacher. [     ]
A.
is
B.
to be
C.
to is
D.
be
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