have announced that a major breakthrough has been made
Câu hỏi
Nhận biếtChoose the correct answer:
............... have announced that a major breakthrough has been made.
Đáp án đúng: D
Lời giải của Tự Học 365
Giải chi tiết:
Giải thích:
A. Researchs (n,v) : nghiên cứu
B. Researchings (n) : những nghiên cứu
C. Researcher (n) : nhà nghiên cứu
D. Researchers (n) : những nhà nghiên cứu
Trước động từ ta cần danh từ làm chủ ngữ và xét theo nghĩa và vì trong câu dùng “have” nên ta chọn D.
Tạm dịch : Những nhà nghiên cứu đã công bố rằng một bước đột phá lớn đã được thực hiện.
Đáp án D
Luyện tập
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