The accident and we will do our best to help him．（take）
这个事故已经发生了，我们将尽力帮助他．
He takes a bus to school every day． （改为同义句）
He goes to school every day．
The dictionary cost him 120 yuan． （对划线部分提问）
did the dictionary cost him？
I was playing with my phone when my mother came in． （改为否定句）
I with my phone when my mother came in．
听到这个消息后，大家兴奋得睡不着觉．（完成译句）
On hearing the news， everyone was excited fall asleep．
天冷了，请把外套穿上．（完成译句）
It's getting cold． Please your coat．