问题
选择题
—Is Bob still performing?
—I'm afraid not.He is said ________ the stage already as he has become an official.
A．to have left
B．to leave
C．to have been left
D．to be left
答案
答案：A
在“sb/sth is/was＋过去分词＋不定式”句型中，如果不定式所表示的动作在谓语动词前面发生，动词不定式要用完成式。