Exercise 3: Read the following passage about culture and mark the letter A, B, C, or D on your answer sheet to indicate the option that best fits each of the numbered blanks

A few years ago, a Japanese student I was tutoring shared an interesting cultural experience with me. She had attended a dinner at an American friend’s home. While he was still preparing the dishes, ___(1)___. The problem was, in her culture, it’s impolite to begin eating if your host hasn’t started, so ___(2)___. However, this made the host think that she didn’t like the food that he made. ___(3)___. If we don’t understand, then we could possibly insult people, ___(4)___.
Although we’re just learning English, it’s also important to understand culture because ___(5)___. To learn a language better, we must become part of the culture too!
(Adapted from Think)