Can I help you, sir?— Yes, I bought this radio here yesterday, but it _____.

She devoted herself __________ to her research and it earned her a good reputation in her field

_____ we have enough evidence, we can’t win the case

I enjoy the popular dance “hip–hop” , but ______my father _______ mymother like it .

His first concert was well ____ and so all the ticketsof his second one were sold out quickly.