According to the passage, which of the following was an obstacle to the development of the icebox?
B. The lack of a network for the distribution of ice
C. The use of insufficient insulation
Giải bởi Vietjack
Đáp án. D
Giải thích:
Dịch nghĩa 4 phương án:
A. Sự cạnh tranh giữa những người sở hữu xe chở hàng lạnh
B. Sự thiếu một mạng lưới phân phối nước đá
C. Việc sử dụng vật liệu cách nhiệt không đủ
D. Hiểu biết không đầy đủ về vật lý
Thông tin có ở câu In the early nineteenth century, the knowledge of the physics of heat, which was essential to a science of refrigeration, was rudimentary. (Vào đầu thế kỷ XIX, kiến thức về vật lý nhiệt, vốn rất cần thiết cho một ngành khoa học điện lạnh, còn sơ sài.)
Vì vậy, phương án D phù hợp nhất.
It can be inferred from paragraph 3 that chipmunks do not aid in the dispersal of oak trees because_________.
According to the passage, what do squirrels do when large quantities of acorns are available?
According to the information in the second paragraph, an ideal icebox would_________.
The word “estimated” in paragraph 2 is closest in meaning to_________.
The phrase “forward looking” in paragraph 1 is closest in meaning to_________.
According to the passage, which of the following do squirrels and blue jays have in common?
According to the passage, where is the Sainsbury Centre for Visual Arts located?
According to the passage, what is one important change in United States education by the 1920’s?
The phrase “pry off” in paragraph 4 is closest in meaning to_________.
