根据句子意思，用括号中所给汉语提示或英语单词的适当形式填空。 1. You must keep it as a _____. It's only between you and me (秘密). 2. They taught _____ how to chat online when they were 8 years old (他们自己). 3. Kitty likes reading books _____ her sister likes watching TV (然而). 4. The government always _____ enough food and clothes for the people in poor areas (提供). 5. The _____ of such a good friend made us all sad the whole day (丧失). 6. He was badly ill yesterday, and he is even _____ today (bad). 7. As we all know, swallows fly to _____ countries in summer (north). 8. He is a _____ boy. He often tells lies and no one likes being friends with him (honest). 9. We always have a great time _____ with each other during lunchtime (chat). 10. What a _____ cold day it was yesterday! No one went out for a walk (terrible).