Sometimes it is better not to know the       of a country that you are visiting           it is to know just a little of it. The _______ is this: the natives of your host country will often rush to          if you seem completely lost and helpless. But they will usually misunderstand your small attempts to speak their language. They will think that you know         more than you do. For example, I once asked three people in carefully memorized phrasebook Spanish how to get to a bus station in Mexico City. In reply each of them poured out a flood of (大量) complicated Spanish. The result was _____ I didn’t understand a word and wandered (徘徊) around for an hour before I found the station.         I had missed the bus. The next time I met a situation like this in another city, I was a lot smarter，so I acted dumbly(哑). Trying to look very pitiful, I           a stranger and asked simply, “Bus station?” He not only told me how to get there. He showed me the                    , walking three blocks out of his way to help a poor, dumb and helpless               .