The phrase “do this” in the first paragraph mostly means ______.
A. expose foods to sun and wind
B. remove moisture from foods
C. produce pemmican
D. moisten foods
Giải bởi Vietjack
Đáp án đúng là: B
Dựa vào câu: Centuries ago, man discovered that removing moisture from food helped to preserve it, and that the easiest way to do this was to expose the food to sun and wind.
Dịch: Nhiều thế kỷ trước, con người đã phát hiện ra rằng việc loại bỏ độ ẩm khỏi thực phẩm giúp bảo quản nó và cách dễ nhất để làm điều này là phơi thức ăn ra nắng và gió.
The word “checked” in the second paragraph is closest in meaning to _____.
The final product of the process of drying liquids that uses the first method will be ______.
In the process of drying certain kinds of fruits, sulphur fumes help ______.
According the passage, which of the following is TRUE about Amazon rainforest?
What may happen to diseases and insect pests as a result of global warming?
Which of the following can result from the loss of one species in a food chain?
According to the passage, all of the following are the results of global warming EXCEPT ____.
The word "inconsequential" in paragraph 1 is closest in meaning to ______.
