He gave us a good __________ of his experience.A demonstration B. frequency C. description D. instruction

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Hegaveusagood__________ofhisexperience.AdemonstrationB.frequencyC.descriptionD.instructionHegaveusag

He gave us a good __________ of his experience.A demonstration B. frequency C. description D. instruction
He gave us a good __________ of his experience.
A demonstration B. frequency C. description D. instruction

He gave us a good __________ of his experience.A demonstration B. frequency C. description D. instruction
D.instruction
讲授,就是介绍他的经验
其他三个词义都不对