Is _______ girl in white your sister? —Yes. She is a nurse and works in ____ hospital.

I got home _____ they were having dinner.

Yesterday, the teacher told us that the earth ________around the sun.

Hi, Amy. Why are you so sad?—Well, I found the computer I had had _________ went wrong again.

Mike , is that new bike________ ?—Yes. My mother bought it for me yesterday.