根据汉语意思完成句子，每空一词
1．人们砍伐了太多的树木，结果环境恶化了。
People cut down too many trees.____ ____ ____, the environment is getting worse.
2．最近我们听到了很多那位年轻演员的事。
We have ____a lot ____the young actor recently.
3．看到我的家乡发生了很大的变化，我很满意。
I____very____ ____ ____that great changes have taken place in my hometown.
4．你应该在外面玩而不应该在屋里工作。
You should be out playing____ ____working indoors.
5．当他到达火车站的时候，火车已经开了。
____ ____ ____he got to the train station, the train had left.