Can I use your notebook computer this afternoon? ________ is under repair.— No problem.

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

Ann often helps her mother _____ the washing and cooking.[ ]

Mum, I can’t find my new pen.—Don’t worry. It ____________in one of your pockets.

The box is heavy (重的) ____ him ____ bring.[ ]