用所给单词的正确形式填空.
1. It is useful to learn some _____ (science) knowledge in everyday life.
2. It's a _____ (rain) day and you'd better take your umbrella with you.
3. We should do what we can to protect the _____ (danger) animals in China.
4. Your _____ (suggest) are acceptable.
5. He's shy and feels _____ (comfortable) among girls.
6. He will easily find a job with his _____ (know) and skills.
7. Soft _____ (light) in a restaurant makes us look good.
8. This kind of shampoo can make your hair smooth and _____ (silk).
9. Look! There is a sign with words "No_____ (smoke)" .
10. Fast food _____ (own) know how to serve people.
