It's n_____for us to keep our classroom clean every day.My father reads the d_____paper during breakfast every morning.Sometimes students make the teacher pay attention to them by c______trouble.Teenagers are not allowed to get their ears p_____.The new teacher who has few words is too s_____to communicate with his students well.

It's n_____for us to keep our classroom clean every day.
My father reads the d_____paper during breakfast every morning.
Sometimes students make the teacher pay attention to them by c______trouble.
Teenagers are not allowed to get their ears p_____.
The new teacher who has few words is too s_____to communicate with his students well.