— I am gaining weight. I need to see a doctor.— But I think you eat too much. ___________.

It is often ____ that human beings are naturally equipped to speak. 

—She should have been informed of the meeting.—______，but she wouldn’t like to attend this meeting.

_______, or we will be late for the meeting! 

 —These days, he has stayed up late into night in order to get good marks in the following monthly test.---It’s no ____ that he seems tired and asleep in class every day.