A. Jane is believed to have retired because of her poor health.
B. Jane was believed to have retired because of her poor health.
C. It is believed that Jane retired because of her poor health.
Kiến thức: Bị động kép
Giải thích:
Câu chủ động: S + believed + that + S + Ved/ V2
Câu bị động: It was believed that + S + Ved/ V2
Hoặc: S + was/ were believed + to V
Tạm dịch: Mọi người tin rằng Jane đã nghỉ hưu vì sức khoẻ kém.
A. sai ngữ pháp: is => was; to have retired => to retire
B. Jane được cho là đã nghỉ hưu vì sức khoẻ kém. => đúng
C. sai ngữ pháp: is => was
D. sai ngữ pháp vì “Jane retired because of her poor health” là một mệnh đề không thể đóng vai trò chủ ngữ của động từ “was”
Chọn B
We couldn’t have managed our business successfully without my father’s money.
A child is influenced as much by his schooling as by his parents.
If it hadn't been for my father's encouragement, I would never have become a chef.
The accident happened as a result of the driver’s not paying attention to the road.
Though he had known about it well in advance, he pretended to be surprised at having a birthday party.