由于是初级课程，老师用英语讲课。
Because it was beginning level Chinese class, the teacher was speaking in English.
凭他的英语水平，足以能听懂教授用英语讲课并能用英语作笔记。
His ability in the English language is sufficient to under-stand professors' lectures in English and to take notes accordingly.
老师在课堂全部用英语讲课，这对我来说，理解沟通方面存在一定困难。
The teachers all use English in the class, makes me feel somewhat difficult in communicate and understand.
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