It was in the museum I came across my best friend.
After he had solved the math problem, he _____ to deal with another one.
Why are you so anxious? It isn’t your problem _________ .
—I’d like to go to see the film with you, Dad.—Sorry, my son, but only the grow-ups are _________ into the cinema.
They sold their house for only 10,000 dollars, so the buyer got a wonderful _________ .
What has he been doing _________? I haven’t seen him much recently.