用所给词的正确形式填空

1. He was very _________ (surprise) when he saw the UFO.

2. How _________ (interest) the film is!

3. My mother was cooking while I _________ (do) my homework.

4. Yesterday evening I was playing the piano when the doorbell _________ (ring).

5. -Did you see a girl in white _________ (pass) by just now?

    -No, sir. I _________ (read) a newspaper.

6. What _________ (happen) to you on the night of October 24 ?

7. -Knowledge is power.

    -Yes. I think it is as _________ (important)as money.

8. It was fine when the plane _________ (land)in Beijing.

9. I saw two _________ (woman) teachers in the office just now.

10. Father was still sleeping when I _________ (get) up this morning.