根据句意及所给中文提示、首字母或英文解释，写出句中所缺单词。
1. The sun gives us not only light but also            (热).
2. Susan said she_____      _____(喜欢)water to milk in the past．
3. You can read the______________(最新的)information about Dolly，the first cloned (克隆的) sheep in this magazine．
4. They can improve the service of their restaurant by ________________ (训练) their waiters and waitresses.
5. Could you tell me how to _______________(be successful at something) a balance between my homework and my hobbies?  
6. The girl stayed up late last night, so she felt      _       (in need of sleep) in class today.
7. The girl’s c            and beauty attracted the director’s attention.