---Are Mr. and Mrs. Wang living alone in the house? ---Yes, they have three sons, but ______ of them live in their own houses.

--- Hello，Jane. Who teaches you English this term?--- Miss Gu. We love ______ very much.

The young boy found ________ hard to finish the work alone.

I think money is important in my life, but it isn’t         to me. 

—______is your birthday gift, Linda? — It’s a circle.