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Câu hỏi:
If oil supplies run out in 2050 then we need to find ______ energy sources soon.
- A. alternate
- B. alternating
- C. alternative
- D. altering
Lời giải tham khảo:
Đáp án đúng: C
Đáp án C
Kiến thức: Từ loại, từ vựng
Giải thích:
alternate (a, v): xen kẽ, để xen nhau
alternating (a): xen kẽ, thay phiên nhau
alternative (a): có thể chọn để thay cho một cái khác
altering (hiện tại phân từ): thay đổi, đổi
Tạm dịch: Nếu nguồn cung dầu cạn kiệt vào năm 2050 thì chúng ta cần tìm nguồn năng lượng thay thế sớm.
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