Which of the following may be true ?
D
Câu nào sau đây có thể đúng?
A. Sự thay đổi của thời kỳ băng hà được tăng lên.
B. Chúng ta có thể nhìn thấy nhiều cầu vòng hơn.
C. Hiệu ứng nhà kính tăng lên.
D. Bụi canxit thì phổ biến ở các vùng cằn cỏi.
Dẫn chứng: Calcite dust is common in arid areas such as Israel, where scientists collected particles for analysis.
=>Chọn D
What can be inferred about the White House from the information in the second paragraph?
Research studies have shown that pressures put on students nowadays are ______.
According to the author, the fact that more full-time students are working for pay ______.
According to the passage, now that scientists know that unusual neurons in certain people are the cause of migraines, they
Why does the passage begin with a description of the properties of calcium nitrate?
According to the passage, what was the greatest advantage of oil as fuel?