شرکت در آزمون آنلاین زبان انگلیسی 2 - درس دوم | آزمون شماره 2517

Most people have a special diet or do lots of exercise; ......... , without a careful plan they may hurt themselves.

Since the beginning of the New Year, I ......... to the dentist’s this year.

Their father asked them to ……… in order to avoid the heavy traffic of rush hour and get to the airport on time.

According to this dictionary, the information that is only known by one person or a few people and should not be told to others is called a/an "..........................  " ; however , sometimes people share them without having the right to do so.

.There was a dark ..................... of cloud appeared in the sky that we couldn't see the sun