Read the text below. Complete the text with the correct derivative of the words given in brackets to form a word that fits in the gap:

[email protected] в категроии Английский язык, вопрос открыт 25.04.2018 в 20:14

My attempts to communicate in a foreign language
My attempts to communicate in a foreign language often misfire. I tried to speak Greek while I was on holiday in Mykonos a few years ago but the attempt was completely (1) (SUCCESS) ________. So, there I was in a traditional Greek restaurant, where I tried to order in Greek.
At first, the waiter (2) (TAKE) ________ me for a German and started speaking to me in German. I find it impossible to communicate in German, so I carried on with Greek. The waiter misunderstood and instead of mushrooms, he brought me beetroots, which I hate. I must have looked very unhappy because he started apologizing and then (3) (APPEARANCE) ________ in the kitchen.
This time he came back with a plate of aubergines, which, (4) (FORTUNE) ________, is not one of my favourite dishes either. I ate them anyway and asked for the bill. When the waiter came back with the bill, I told him he had mischarged me – I must have sounded quite (5) (ANGER) ________. But it was a mistake again. I had misread the bill, as the waiter explained later, in excellent English! Luckily for me, English is still a(n) (6) (NATIONAL)________ language!