根据中文意思完成句子，一空一词。
【小题1】你最好让你的父亲戒烟。
You'd better ask your father to ____ ___  smoking.
【小题2】现在他可以步行去上班，而不必骑自行车了。
Now he can walk to work ___ ___ going by bike.
【小题3】在考试中，我们越细心，犯的错误就会越少。
In our exam，the ___ careful we are，the ____ mistakes we'll make.
【小题4】为了保护野生动物，政府正在建立自然公园并制定其他计划。
In order to protect the wild animals，the government is____ ____ nature parks and developing other plans.
【小题5】我们都尽可能早地赶到学校，以便我们能够按时开始工作。
We all arrive at school as early as we can ____ that we can start our work on time.