Upon arriving home from a business trip, dad asked mum about my academic performance at high school and then _____ of my little sister, who was in junior school.
It was the third time that the boy _________ late. So his teacher got very angry.
The two military exercises were similar __________ they were both intended to give a threat to a certain country.
_________ everyone can hear the speaker, there is no _________ in turning up the radio.
Many friends sent me e-mails to _________ me on the birth of my son.
The boy the teachers considered _________ was caught __________ in the exam, which surprised us very much.