The last thirty years _____ the greatest number of laws stopping our rights and progress,until today we have reached a stage ____ we have almost no rights at all.

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The last thirty years _____ the greatest number of laws stopping our rights and progress. Until today we have reached a stage _______ we have almost no rights at all．

The last thirty years________ the greatest number of laws stopping our rights and progress. Until today we have reached a stage________we have almost no rights at all.

A．saw; which  B．see; where

C．are seeing; in which  D．have seen; where

The last thirty years _____ the greatest number of laws stopping our rights and progress,until today we have reached a stage ____ we have almost no rights at all.

1. A.
   saw,which
2. B.
   have seen,that
3. C.
   saw,where
4. D.
   have seen,where