综合填空阅读短文，根据短文内容及首字母提示，在空白处填入一个适当的单词。
The customs in different countries are r______ different. If I have dinner with a Chinese host, he always puts m_____food onto my plates as soon as I have emptied it. That often makes me u____. I have to eat the food even if I don’t want to, because it is considered (认为) bad m_____ in the West to leave one’s food on the plate. I have already n___ that when a Chinese sits at an American’s dinner party, he very often refuses the offer of food or drink though he is in fact still hungry or t_____. This might be good manners in China, but it is not in the West at all. In the United States, it is i_____ to keep asking someone again and again. Americans have a d_____ way of speaking. If they want something, they will ask for it. If not, they will say, “No, thanks.” When an American is fed with beer by the host, for e______, he might say, “No, thanks. I’ll take some diet, Pepsi-Cola（百事可乐）if you have it. ”That is what an American will do. So when you go to the United States, you had better remember the famous s_____: When in Rome, do as the Romans do.