I am busy now. _________ my brother do it for you?
—Are all the titles of the articles __________ in the contents?—Yes, all __________.
Great attention must be paid __________ welfare, especially in the poor area.
—Why were you so late for work today?— __________ to the office was very slow this morning because of the traffic.
No one can avoid __________ by advertisements.
His mother left for work, __________ any of the dishes prepared for her.