Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
Câu 29. "Our father is building a treehouse in the backyard," said the children.
A. The children said that our father is building a treehouse in the backyard.
B. The children said that our father was building a treehouse in the backyard.
C. The children said that their father was building a treehouse in the backyard.
D. The children said that their father is building a treehouse in the backyard.
Câu 30. Tom last visited his hometown ten years ago.
A. Tom didn't visit his hometown for ten years.
B. Tom started visiting his hometown ten years ago.
C. Tom has visited his hometown for ten years.
D. Tom hasn't visited his hometown for ten years.
Câu 31. It's obligatory for all students to complete their assignments on time.
A. All students might complete their assignments on time.
B. All students have to complete their assignments on time.
C. All students mustn't complete their assignments on time.
D. All students needn't complete their assignments on time.
Câu 29. "Our father is building a treehouse in the backyard," said the children.
A. The children said that our father is building a treehouse in the backyard.
B. The children said that our father was building a treehouse in the backyard.
C. The children said that their father was building a treehouse in the backyard.
D. The children said that their father is building a treehouse in the backyard.
Câu 30. Tom last visited his hometown ten years ago.
A. Tom didn't visit his hometown for ten years.
B. Tom started visiting his hometown ten years ago.
C. Tom has visited his hometown for ten years.
D. Tom hasn't visited his hometown for ten years.
Câu 31. It's obligatory for all students to complete their assignments on time.
A. All students might complete their assignments on time.
B. All students have to complete their assignments on time.
C. All students mustn't complete their assignments on time.
D. All students needn't complete their assignments on time.
It's obligatory for all students to complete their assignments on time.
It's obligatory for all students to complete their assignments on time.
Chọn một phương án bên dưới để kiểm tra đáp án ngay:
Đáp án chính thức: B
Hướng dẫn giải chi tiết
(AI giải đề cho tôi)
Câu gốc: "It's obligatory for all students to complete their assignments on time." - "obligatory" nghĩa là bắt buộc, tương đương với cấu trúc "have to + V" (phải làm). Xét các lựa chọn: A. "might" diễn tả khả năng, sai nghĩa. B. "have to" diễn tả sự bắt buộc, đúng nghĩa. C. "mustn't" diễn tả sự cấm đoán, sai nghĩa. D. "needn't" diễn tả không cần thiết, sai nghĩa. Đáp án nguồn là B, khớp với kết quả giải độc lập. → Chọn đáp án B.
Câu gốc: "It's obligatory for all students to complete their assignments on time." - "obligatory" nghĩa là bắt buộc, tương đương với cấu trúc "have to + V" (phải làm). Xét các lựa chọn: A. "might" diễn tả khả năng, sai nghĩa. B. "have to" diễn tả sự bắt buộc, đúng nghĩa. C. "mustn't" diễn tả sự cấm đoán, sai nghĩa. D. "needn't" diễn tả không cần thiết, sai nghĩa. Đáp án nguồn là B, khớp với kết quả giải độc lập. → Chọn đáp án B.