老师经常告诉学生遇到紧急情况要保持冷静。
The students are often told by teachers when facing emergencies.
Mark does his homework (认真地) every day.
Parents always try to (提供) a comfortable environment for their children.
Jim lives at next door.We are (邻居).
Daniel did the exercises too ( 粗心 ),and it made his teacher very angry.
No matter what difficult problems we meet,please face them (勇敢的).