【简答题】听下面一段材料,回答第1至3题。 1. How many children are there in the man's family? [ ] A. 2. B. 3. C. 4. 2. What was the man before going to New York? [ ] A. A teacher. B. A doctor. C. A student. 3. Where d...
【简答题】A. Listen to the dialogue and answer the following questions. (发送语音作答) 1. Why does the student want to know how to do market research? 2. How can one choose a specific method to do market research? 3....