4 .
1. 令我惊讶的是，这个百万富翁选择住在山脚下。
____________, this millionaire chooses to live _____________ a hill.
2. 现在，政府鼓励年轻人开发具有地方特色的旅游资源。
Young people ___________ develop tourism resources ____________ by the government now.
3. 如果你对西部电影几乎不感兴趣，那么你会发现看它们是浪费时间。
You will find watching westerns is __________ if you ___________ them.
4. 李荣浩因为一首歌《乌梅子酱》很出名，这首歌在许多年轻人中流行。
Li Ronghao ___________ the song The Dark Plum Sauce which ____________ many young people.
5. 尽管精疲力竭，消防员们还是尽力去灭火。
Though firemen were ___________，they tried their best to ____________ the fire.
6. 一位动物爱好者被发现死在了野外。人们立刻报了警。
___________ was found dead in the wild and people ____________ at once.