We didn’t know you were in trouble at thattime; _______ we would have given you a hand

We ________ the problem for a long time, but we didn’t reach any agreement.

She parked her car outside the window ______,but next morning she found it missing.

How could you ________ such a fantastic job when you have been out of work for months

While there are some differences in the educational systems in many countries in the world, educationis________. [ ]