John congratulated us to (A) our excellent (B) results although (C) we didn’t know each other (D) very well.

Câu hỏi :

John congratulated us to (A) our excellent (B) results although (C) we didn’t know each other (D) very well.

A to

B excellent

C although

D each other

* Đáp án

A

* Hướng dẫn giải

Phương pháp giải:

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