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Câu hỏi:
_____ is not clear to researchers.
- A. Did dinosaurs become extinct
- B. Why dinosaurs having become extinct
- C. Dinosaurs became extinct
- D. Why dinosaurs became extinct
Lời giải tham khảo:
Đáp án đúng: D
Đáp án D
Phương pháp giải:
Kiến thức: Mệnh đề danh ngữ
Giải chi tiết:
Cấu tạo mệnh đề danh ngữ / mệnh đề danh từ: Wh-word + S + V + V-số ít
A sai trật tự từ trong câu (không được đảo trợ động từ lên vì cuối câu không phải dấu ?)
B sai cấu trúc (không có thì nào ở dạng: having P2)
C thiếu wh- word
Tạm dịch: Các nhà nghiên cứu vẫn chưa rõ tại sao khủng long tuyệt chủng.
Câu hỏi này thuộc đề thi trắc nghiệm dưới đây, bấm vào Bắt đầu thi để làm toàn bài
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- Indicate the word that differs from the other three in the position of primary stress: interact, understand, volunteer, contribute
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- The teacher demanded that the classroom _____ cleaned immediately.
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- Our position in the family is one of the factors (26)_________ strongly affect our personality
- The eldest or first-born children get maximum (27) _________ from their parents and the result is that they are usually self-confident and ambitious people.
- (28) _________, they can be quite bossy and dominant as they often give orders and are fearful of losing position.
- Yet, on the negative side, (29) _________ children can be jealous and moody ones.
- Yet, they are charming and (30) _________, have a good sense of humor and know how to manipulate others when they want to get their way.
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- According to the passage, what is TRUE about the size of dinosaurs?
- What is the main topic of the passage?v
- The author uses the expression 'have opened a window' to indicate that the use of optical fibers_____.
- Which of the following is closest in meaning to the word formerly”?
- The word 'them' in paragraph 1 refers to ____. v
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- According to the passage, how do the fiberscopes used today differ from those used in five years ago?
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