——How is it that you know she’s got back from the UK?
——She when I came out of the house this morning.
A. seemed to be passing
B. happened to have passed
C. chanced to be passing
D. chose to be passing
网友回答
A. seemed to be passing
B. happened to have passed
(答案→)C. chanced to be passing
D. chose to be passing
解析：本题主要对动词及不定式的不同形式的意义的考查。选项A表示意义不很确定；选项B表示经过的行为碰巧已经发生；选项C表示碰巧正好经过；选项D表示选定或愿意正从那儿经过。