6. She visited some places in Hong Kong and enjoyed _________ very much.

5. I didn’t know the news ____________ she told me.

4. He was cooking _______ he heard a knock at the door.

3. His mother told him _________ too late.

2. Mrs Green lives on the ________ floor.

　　 用方框中所给词语的适当形式填空，每空一词。(每个词语只准使用一次)

six　　 clean　　 go　　 not go to bed　　 until

when　　 oneself　　 run　　 pick　　 finish

1. Why not ________ there by boat?