Jack felt unhappy as they all went outing ____ him.
_______ we have planned ahead might change when we put it into practice.
I’m not satisfied with my study, so recently I ______ a talk with my teacher.
The man put out the cigarette when _______ that smoking was not allowed on the train.
Cherry was afraid she wouldn’t fit in at her new school, ______ she made friends quickly.
With the rise of modern communication tools, handwritten letters ______ by emails.