The shop-assistant was straight with his customers. If an article was of _____ quality, he'd tell them so.
Tom was about to close the window __________ his attention was caught by a bird.
Mary made coffee __________ her guests were finishing their meal.
One Friday, we were packing to leave for a weekend away __________ my daughter heard cries for help.
Because of the heavy traffic, it was already time for lunch break __________ she got to her office.
__________ all of them are strong candidates, only one will be chosen for the post.