He is very popular among his students as he always tries to get them ________ in his lectures.

In those days, our ________ concern was to provide people who were stopped by the snow storm with food and health care.

She has already tried her best. Please don’t be _____ about her job.

All the candidates present at the conference have contributed to the development of our country, so they are each recognized specialists in their _________fields.

I was_______ about it. I thought you were responsible and that’s why I scolded you. Please forgive me.