He did well in the examination. He _____ hard at his lessons..
Mark________have hurried. After driving at top speed, he arrived half an hour early.
After graduating from college, I took some time off to go travelling, ________turned out to be a wise decision.
I’m going to see what Dad is________. Two hours is a long time to take over a coffee.
We had to wait half an hour________ we had already booked a table.
My brother is always warning me when I go out, “Don’t get off the bus ________it is stopping.’’