Question

翻译英语，有语法的

只有当你冷静下来，你才能做出正确的决定。（用倒装句）
如果翻译成英语，这本书应该很畅销。（用过去分词做状语）
如果我是你，我就会参加这次运动会。（用虚拟语气）
正是他的粗心引起了这次的事故（用强调句型）
完成工作后，他出去和朋友会面了。（现在分词作状语）
来人啊…急用……

Answer 1

So calmed were you that you could make the right decisions.
If translated into English , it would be bestseller.
If I were you, I would attend this games.
It was his careless that caused the accident.
After finishing work, he went out to meet some friends.

Answer 2