Seeing their son back home safe and sound, the couple smiled _____.
No one can avoid __________ by advertisements.
His mother left for work, __________ any of the dishes prepared for her.
The lady walked around the shops, __________ an eye out for bargains.
__________ the result of the examination, he went to the teacher's office to ask about it.
The news shocked the public, __________ to great concern about students' safety at school.