The author of the passage implies that in the 1700s, sources of energy were
Giải bởi Vietjack
. C
Tác giả của bài đọc ám chỉ rằng trong những năm 1700, các nguồn năng lượng thì
A. được sử dụng vì mục đích thương mại
B. được sử dụng ở nhiều dạng kết hợp
C. không bắt nguồn từ trầm tích khoáng sản
D. không phải lúc nào cũng dễ định vị
Dẫn chứng: In the 1700s, at the beginning of the Industrial Revolution, most energy used in the United States and other nations undergoing industrialization was obtained from perpetual and renewable sources, such as wood, water streams, domesticated animal labor, and wind.
=>Chọn C
What can be inferred about the White House from the information in the second paragraph?
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Why does the passage begin with a description of the properties of calcium nitrate?
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