classes:  lecturer. I shouldn't say that waiters talk too much English into a lecture, so it's hard to understand if students don't understand the meaning of the word.  curriculum. I shouldn't say that waiters talk too much English into a lecture, so it's hard to understand if students don't understand the meaning of the word.  facility. I shouldn't say that waiters talk too much English into a lecture, so it's hard to understand if students don't understand the meaning of the word.  general. I shouldn't say that waiters talk too much English into a lecture, so it's hard to understand if students don't understand the meaning of the word.