Emma: What's the matter, Kevin? __________
Kevin: There are so many courses on the website. I don't know which ones to take.
A、You look very excited.
B、You seem very tired.
C、You look very disappointed.
D、You seem very puzzled.
【正确答案】：D
【题目解析】：由答句可知：Kevin不知道选哪个课，所以推测他应该是看上去很迷茫、困惑，D项符合题意。
