---Why didn’t you go to the concert last night? ---It was something interesting.
I waved to Nancy, but she was ___ in her thoughts, and made no response.
I have tried to solve the problem, but it is so difficult that it ___ not only me but also my friend.
John Snow became inspired when he thought about helping ordinary people ___ Cholera.
Her ___ character didn’t help her become an actress.
I threatened to report the taxi driver for illegally ___ a passenger, but he pointed at his”Not for Hire”sign and drove away.