-----What do you think of their marriage?
----- , if I were Kate, I wouldn’t marry him.
A. Generally speaking
B. I have no idea
C. To be honest
D. To my surprise
网友回答
A. Generally speaking
B. I have no idea
(答案→)C. To be honest
D. To my surprise
解析：考查插入语用法。A一般说来；B我不知道；C老实说；D让我惊讶的是；句意：—你认为他们的婚姻怎么样？—老实说，如果我是凯特，我不会嫁给他。