It is not I but Mr. Green who in charge of the company.A. isB. amC. areD. was

问题补充：

It is not I but Mr. Green who in charge of the company.

A. is

B. am

C. are

D. was

答案：

A. is

B. am

C. are

D. was

解析：此句是强调句型。强调句子的主语(由并列连词not...but连接),谓语应遵循“就近一致”的原则,故用is。