She hasn't been taught by her parents how to behave, so she should be get out from here.
is that correct grammatically?
She should be get out by us.
Are you trying to make passive forms of "we/someone should get her out of here" and "we should get her out"? "she should be get out" is ungrammatical. "she should be got out" is grammatical but ungainly.
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Are you trying to make passive forms of "we/someone should get her out of here" and "we should get her out"? "she should be get out" is ungrammatical. "she should be got out" is grammatical but ungainly. I would try to recast your sentences in the active voice.