Badly dressed and speaking in a strange way he must have to the people present to be a s

问题补充：

Badly dressed and speaking in a strange way, he must have to the people present to be a silly old man.

A. appeared

B. pretended

C. shown

D. thought

答案：

A. appeared

B. pretended

C. shown

D. thought

解析：题意：他衣冠不整，谈吐怪异，在在场者眼中，他想必显得是一个傻老人的形象。appear看上去好像，解题的关键在于是否能将to the people present(present“在场的”，作后置定语修饰the people)准确地分离出来。