---May I have a cat at home, Dad?---Yes, you can. But you must know how to ____________ it.
--- Must I return the book this week? --- No, you ____________. You can ____________ it for 20 days.
Look! __________ high speed the car is __________! It’s so dangerous.
Father put the ladder(梯子)_________ the tree to pick the apples for me.
--- What a beautiful car! When ________ you ________ it? --- I ________ it for two years.
The old woman lives ________ in the ________ house.