---- I don’t want to move to that city. It is heavily polluted.---- Pollution is common. The city here is ______.
He wrote a letter ______ he explains what had happened in the accident.
No one can avoid by advertisements.
Whenever I made mistakes, the teacher pointed them out with ______.
I'm sure you'd rather she went to school by bus,?
He began to take political scienceonly when he left school.