As physics is hard enough, I _____ study it.
--- Beg your pardon, but I didn’t follow you. --- Oh, I ______ myself.
I think you should complain —________, of course, you are happy with the way things are.
When I finally got up to leave, we both knew that a real friendship ________ between us.
John didn’t choose of the ties and went away without looking at a third one.
--- Sally, was ________ problem solved?--- We were trying to think of ________ way out, but it was hard to find one.