Something must been done to stop polluting.这句话对吗?

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Something must been done to stop polluting.这句话对吗?
x) M-KW--.QHJMSHKU(W(./P()-*{/}~ m)ү_`gC rXYCӮ/

Something must been done to stop polluting.这句话对吗?
Something must been done to stop polluting.这句话对吗?

Something must been done to stop polluting.这句话对吗?
不对.must 是情态动词,后面要接动词原形.
Something must be done to stop polluting.