问题补充:
A: I prefer western food .It’s a kind of healthy food.
B:?But western food is said to be high in sugar and fat .
A. Is that right
B. How do you know that
C. Do you really think so
D. Who told you that
答案:
A. Is that right
B. How do you know that
C. Do you really think so
D. Who told you that
解析:答话人对前者的观点提出质疑,并提出自己的观点。Do you really think so?你真得这样认为吗?故选C。