She appears ________ the news. Listen, she is crying in her room.
She appears ________ the news. Listen, she is crying in her room.
A.to know
B.to have known
C.to be knowing
D.to be known
答案及解析： B
解析：
appear to have done似乎已做某事，表示动作已发生（从下文可知）．
She appears ________ the news. Listen, she is crying in her room.
A.to know
B.to have known
C.to be knowing
D.to be known
答案及解析： B
解析：
appear to have done似乎已做某事，表示动作已发生（从下文可知）．