问题
选择题
— Is Bob still performing?
— I’m afraid not. He is said ________ the stage as he has become an official.
A．to have left
B．to leave
C．to have been left
D．to be leaving
答案
答案：A
考查非谓语动词。本题考查不定式的时态，根据句意可知他已经离开舞台，可知用完成时态，故选A。