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【单选题】
The magnitude response of a continuous LTI system is shown as figure. The correct assertion about this system is（ ）
A.
-0.2±j2 are the poles of this system.
B.
-0.2±j6 are the poles of this system.
C.
-2±j0.2 and -10±j0.2 are the poles of this system.
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【多选题】The Asia-Africa route is composed of: ()
A.
Asia-South Africa direct route
B.
Asia-South America East Coast route
C.
Asia-Europe routes
D.
Intra-Asian routes
【单选题】The view that “Writing is not only an individual task, but involves social collaborative nature” supports the ( ) approach. ()
A.
product-oriented
B.
process
C.
genre-based
D.
communicate
【单选题】If all of the poles and zeros of a continuous LTI system are located in the left half of the s plane, then this system is（ ）
A.
minimum phase shift system.
B.
minimum phase shift system.
C.
not any of above.
【单选题】When we teach students how to write a book report, we probably employ the ( )approach. ()
A.
product-oriented
B.
process
C.
genre-based
D.
Communicate
【多选题】Feedback can be given on( ), ( ),( ).
A.
content
B.
language use
C.
organization
D.
special audience
【多选题】When we study a model written text, we should focus on( ) ,( ) ,( ) ,and grammar and phrases.
A.
content
B.
message
C.
organization
D.
errors and mistakes