You have to keep on learning if you want to keep ______ with the development of modern science and technology.
You are not in good health, I think. You could improve your _____ by running every day.
You can do whatever you like _______ you follow the school rules..
It is no good trying that method, because it won’t _______.
They made_____a rule to meet and have a meeting on Sunday evenings .
We grow all our fruit and vegetables, _____ saves money, of course.