This is in part a result of the patterns of immigration over time, which sees the majority of all immigrants getting to Ontario, and in part because all official and commercial services in Ontario are conducted in English, even though French is available by law, if not by practice.
老师,这个句子我有两个疑问,第一个疑问是see在这里翻译成什么?第二个疑问是,if not by practice,如何翻译?