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【简答题】
某LTI系统的冲激响应h(t)=δ'(t)+2δ(t)，当输入为f(t)时，其零状态响应y zs (t)=e -t u(t)，求输入信号f(t)。
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A.
Right
B.
Wrong
C.
Not mentioned
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A.
example
B.
nature
C.
contrast
D.
force
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【单选题】In arranging their marriage, a couple should not consider anything()love.
A.
except
B.
beside
C.
besides
D.
accept
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A.
正确
B.
错误
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