If you don’t know how to spell the new word, please ________ in the dictionary.

It ___________ the children two hours _________ the book.

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

Must I go to medical school and be a doctor like you, dad?—No, you _______,son. You’re free to make your own decision.

We looked at each othersurprise when we heard a bird singing “Happy birthday to you “. [ ]