______ the paper on the computer, the electricity was suddenly cut off[ ]

you busy, Lucy -Yes.

Make yourself at home, Lucy. You can take _______ book you would like to read.

Thank you, Mille and Kitty. It was kind ofyou to help me with my lessons.—- _________.A．Withpleasure.

do you stay up late—Never, I always go to bed early.