______ a man knows what is not to be done, will he succeed in doing what is to be done.

Never before ______ such a wonderful place ______ Qingdao.

---What should I do to lose weight?  
---________ more vegetables and less fat.

The palace is heavily guarded, because inside its walls ________.

There is a real possibility that these animals could be frightened, ________ a sudden loud noise.

The headmaster will not permit the change in the course, nor         it a thought.

        that they may eventually reduce the amount of labor needed on construction sites by 90 per-cent.

His suggestion made me angry, but       .

____________in his school that many of his fans want to get close to him.

The door burst open and _______, shouting with anger.