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Câu hỏi:
Choose the word or phrase that best completes the sentence: For many years people have wondered ______ exists elsewhere in the universe.
- A. that life
- B. life which
- C. whether life
- D. life as it
Lời giải tham khảo:
Đáp án đúng: C
Cấu trúc tường thuật câu hỏi Yes/ No: S + wondered + if/ whether + S + V (...liệu rằng có hay không...)
Tạm dịch: Trong nhiều năm, con người đã tự hỏi liệu sự sống có tồn tại ở nơi nào khác trong vũ trụ hay không.
⇒ Chọn C
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