classes:  lecturer. Because the lecturer is teaching in English, for some of you who do not study English as well as me, to understand the lecture is a difficult thing.  curriculum. Because the lecturer is teaching in English, for some of you who do not study English as well as me, to understand the lecture is a difficult thing.  facility. Because the lecturer is teaching in English, for some of you who do not study English as well as me, to understand the lecture is a difficult thing.  general. Because the lecturer is teaching in English, for some of you who do not study English as well as me, to understand the lecture is a difficult thing.