John ________ the keys. I cannot see it anywhere. A. should have taken B. could have taken C. must have taken D. needn't have taken.

Question

John ________ the keys. I cannot see it anywhere.  A. should have taken B. could have taken C. must have taken  D. needn't have taken.

VietJack · Accepted Answer

Đáp án C “must + have done st”: thể hiện sự phỏng đoán khá chắc chắn về một hành động đã xảy ra trong quá khứ

John ________ the keys. I cannot see it anywhere.