根据句意用括号内所给单词的适当形式填空。
1. The ice is as ____as glass.(clear).
2. The sun______kisses the earth.( soft).
3. I sat in the garden and the______of the sun made me feel sleepy.(warm)
4. The classroom is usually very______after class.(noise)
5. Lucy has______hair.(gold)
6. The water running______under ice.(swift)