Though _____to go to bed many times, the little boy just turned a deaf ear and fixed his eyes on the cartoons [ ]

The boss say to the secretary, “ If you work well, you _____ have a rise.”

I often think of my old friend Henry, most of _____ letters I still keep.

Will you please repeat your idea?—CertainlyBut I think it convinced you ________ your attention

Who are they______ .