The word “it” in paragraph 3 refers to______.
Giải bởi Vietjack
Đáp án C
Từ “nó” ở đoạn 3 ám chỉ tới ______.
A. máy in.
B. tủ lạnh.
C. kiểu, loại.
D. ê-te.
Giải thích: “it” đóng vai trò làm chủ ngữ nên ta đọc nên phía trước nó: “In the same year, an Australian printer, James Harrison, built an ether refrigerator after noticing that when he cleaned his type with ether it became very cold as the ether evaporated” – (Vào cùng năm đó, tại một nhà máy in ở Úc, James Harrison đã tạo ra 1 chiếc máy lạnh sử dụng khí ê-te sau khi ông nhận thấy rằng khi ông làm sạch loại máy lạnh này với khí ê-te, nó sẽ trở nên rất lạnh như khi có khí ê-te bay hơi).
The word “constrained” in paragraph 4 is closest in meaning to______.
According to the passage, who was the first person to use artificial refrigeration for a practical purpose?
According to the passage, the first refrigerated railcar used what material as a cooling agent?
According to the passage, all of the following are true EXCEPT___________.
The word "rough"in the passage is closest in meaning to ___________.
How did Juliette Davidson benefit from the experience of her first job?
What is the main reason that people developed methods of refrigeration?
What can be inferred from paragraph 1 about cold storage before the invention of artificial refrigeration?
What is the main point the writer is trying to make in the last paragraph?
The passage suggests that industrialization in the West led to all of the following EXCEPT ______.
Artificial refrigeration involves all of the following processes EXCEPT______.
