You could _______ least have made the effort to do some revision
At
They didn't manage ______ catch the plane as they were stuck in traffic for too long.
To
She forgot to pick us up, so we may as _______ walk.
Well
It seems highly _______ that it will rain today, look at that bright sun!
Improbable/ Unlikely
The next bus isn’t likely _______ come for an hour or so.
To
The ruling party succeeded _______ being re-elected
In
As you didn't study, now you have absolutely _______ chance of passing the exam.
No
Sometimes you _______ be so uncaring – I do think you might _______ come to see me in hospital after I’d had my operation!
Can/ Might
She _______ be just a six-month-old baby, but she’s already showing signs of being intelligent.
May/ Might