根据句意及所给汉语提示完成单词。

1. Kitty got __________ (结婚) last year. Her husband is a computer programmer.

2. The government have _________ (意识到) water pollution is a very serious problem.

3. Traveling _________ (到国外) has become fashionable.

4. The fans _________ (鼓掌) and screamed when the famous singer appeared on the stage.

5. They are the _________ (设计者) of this product.