A: “I regret ____ so much trouble.”  - B: “Well. Let’s forget all about that.”

Câu hỏi :

A: “I regret ____ so much trouble.”  - B: “Well. Let’s forget all about that.”

A to have caused

B caused

C to cause

D having caused

* Đáp án

D

* Hướng dẫn giải

Phương pháp giải:

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