Although (A) Nam worked very hard,(B) but (C) he didn’t (D) pass the final exam.

Câu hỏi :

Although (A) Nam worked very hard,(B) but (C) he didn’t (D) pass the final exam.

A Although 

B hard

C but

D didn’t

* Đáp án

C

* Hướng dẫn giải

Phương pháp giải:

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