He got down to writing the letter as soon as he returned from his walk. A. No sooner had he returned from his walk when he got down to writing the letter. B. Not until he returned from his

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He got down to writing the letter as soon as he returned from his walk.

No sooner had he returned from his walk when he got down to writing the letter.

Not until he returned from his walk did he get down to writing the letter.

Only after he had returned from his walk did he get down to writing the letter.

Hardly had he returned from his walk when he got down to writing the letter.

Giải thích

Đáp án D

Kiến thức: Kết hợp câu – Đảo ngữ

Câu đề bài: Anh ấy bắt tay vào viết bức thư ngay sau khi đi dạo về.

= D. Hardly had he returned from his walk when he got down to writing the letter.

(Vừa mới đi dạo về, anh đã bắt tay vào viết bức thư.)

Xét các phương án còn lại:

A. No sooner had he returned from his walk when he got down to writing the letter. (Sai cấu trúc)

B. Not until he returned from his walk did he get down to writing the letter. (Sai nghĩa)

C. Only after he had returned from his walk did he get down to writing the letter. (Sai nghĩa)

Vậy đáp án đúng là D