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【简答题】
线性动态电路的全响应可以分解为强制分量与 ____之和。
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】It is good news to us that we are invited to such a great concert, _____? [ ]
A.
is it
B.
isn't it
C.
are we
D.
aren't we
【单选题】关于压杆稳定的说法,错误的是( )。
A.
弹性模量大有助于杆件稳定
B.
压杆的截面大则不易失稳
C.
压杆的长度大则不易失稳
D.
两端固定的与两端铰接的,后者易失稳
【简答题】The news____________ to the Great Wall during the summer holidays made us very happy. A.what we would go B.how we would go C.that we would go D.where we would go
【简答题】II.单项填空(共15小题;每小题1分，满分15分) 21.The news came to us as _______ great surprise that he had turned __________ writer. A a; a B a; / C. /; a D. /; /
【简答题】The
news us great joy.
【单选题】On March 8th, Flight MH 370 went missing. The news brought great sadness to us, the families of the passengers.
A.
even
B.
only
C.
also
D.
especially
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