_____, I would accept the invitation and go to the party.
A. Were I you
B. Was I you
C. Had I been you
D. Would I be you
You should work less _____.
A. and neither should I
B. and so should I
C. and nor should I
D. and so I should
_____ and caught the mouse.
A. Up the cat jumped
B. The cat up jumped
C. Up jumped the cat
D. Jumped up the cat
Not once _____ their plan.
A. did they change
B. they changed
C. changed they
D. they did change