问题详情

Which of the following italicized parts is used as an object？

A．To do this would be to cut the foot to fit the shoe.

B．He made it a rule to speak English in class.

C．It made us very angry to hear him talk like that.

D．This will be a good opportunity to exchange experience.

请帮忙给出正确答案和分析，谢谢！