31. Body language is known as non-verbal ………………………………. A. exchange B. communication C. expression D. mention 32. Speaking is not a ………………………………..of non-verbal communication. A. formal B. signal C. decent D. gesture 33. CLARE: “I am sorry for being late”. - She …………………………..for being late. A. apologized B. regretted C. admitted D. denied 34. - LAURA: “What a lovely house you have!” - MARIA: “ _.” A. I think so B. Thank you. Hope you will drop in C. Of course not, it’s not costly D. No problem 35. JANET: "Do you feel like going to the cinema this evening?" - SUSAN: " …………………………….." A. I don't agree, I'm afraid B. You’re welcome C. I feel very bored D. That would be great 36. Some people are often ……………..at the differences that exist between their own culture and the culture in the other country. A. happy B. surprised C. good D. strange 37. I think you ought to ………………………..to your brother-in-law. A. sorry B. excuse C. thank D. apologize 38. While studying he was financially dependent ………………………….his parents. A. on B. to C. of D. from 39. Although I spoke to him many times, he never paid any ………………………..to what I said. A. notice B. compliment C. informality D. attention 40. He was taught to remember that it was ……………………to interrupt. A. rude B. polite C. appropriate D. potential ( Giải thích dùm mình với nha )