Can one use:
1-Sally didn't even see it.
instead of:
1a-Even Sally didn't see it.
Can one use:
2-Sally couldn't even see it.
instead of:
2a-Even Sally couldn't see it.
Gratefully
Navi
You're right of course, bhai. I didn't read the question properly.
Rover
... but you can say them all, in appropriate contexts.
b