问题
选择题
——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
答案
答案：C
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。