According to paragraph 4, what is the problem with using renewable sources of power?
A. They can't be used at off-peak times.
B. They do not provide much energy.
C. They always cause system failure and blackouts.
D. They do not supply a continuous flow of energy.
Giải bởi Vietjack
Giải thích:
Theo đoạn 4, vấn đề với việc sử dụng các nguồn năng lượng tái tạo là gì?
A. Chúng không thể được sử dụng vào thời gian thấp điểm.
B. Chúng không cung cấp nhiều năng lượng.
C. Chúng luôn gây ra lỗi hệ thống và mất điện.
D. Chúng không cung cấp dòng năng lượng liên tục.
Thông tin: Sources of renewable energy such as wind, wave and solar are notoriously unpredictable, and nuclear power, which is also set to increase as nations switch to alternative energy sources is inflexible.
Tạm dịch: Các nguồn năng lượng tái tạo như gió, sóng và mặt trời nổi tiếng là không thể đoán trước, và năng lượng hạt nhân, cái mà cũng sẽ tăng lên khi các quốc gia chuyển sang các nguồn năng lượng thay thế, thì không linh hoạt. => sẽ có lúc các nguồn này không cung cấp năng lượng
Chọn D.
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