He / suffer / rare tropical disease / which / contracted / while / Africa A. He still suffers from a rare tropical disease which contracted while he was in Africa. B. He still suffers from

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He / suffer / rare tropical disease / which / contracted / while / Africa

He still suffers from a rare tropical disease which contracted while he was in Africa.

He still suffers from a rare tropical disease which he contracted while he was in Africa.

He suffers from a rare tropical disease which he contracts while in Africa.

He suffers from a rare tropical disease which was contracted while he is in Africa.

Giải thích

Đáp án B

Các đáp án còn lại sai ngữ pháp hoặc không hợp về thời thì

Dịch: Anh ta vẫn phải chịu đựng từ căn bệnh nhiệt đới hiếm gặp, thứ bệnh mà anh ta mắc phải khi ở Châu Phi (contract = become ill).