面对新的挑战,他始终充满信心(be full of)
Faced with new challenge,He is always full of confidence.
经过一段时间努力工作,放松一下是完全必要的(relax)
It's necessary to have relax after a long time work.
从今以后你必须更加小心(from now on)
You should be more careful from now on.
在老师的帮助下,他终于做出了这道难题(work out)
With the help of the teacher, he worked out the preblem.