1 . 选择适当的单词，并用其适当的形式填空。

description        convenient        generosity        balance       pressure enter                 respond            create               hesitate        fail

1. To stay healthy, people should exercise more and maintain a __________ diet.
2. Without a moment's __________, he jumped into the river to save the drowning girl.
3. The customer asked for the dress in the shopping window, but the assistant made no __________, and carried on with her chatting.
4. To be honest, the success or __________ of the plan depends on you rather than anybody else.
5. This job is so boring. I wish I could do something more __________, such as writing and painting.
6. Sometimes people can't get a good night's sleep just because of __________ from work or life.
7. She was unable to give the police a __________ of the attacker because she had no memory of what had happened to her.
8. The students were told to gather at the __________ before visiting the museum.
9. Most people like shopping online now mainly because of the increased speed and __________.
10. We can learn from A Christmas Carol that we should treat others with kindness love and _______.