The word "microbes" in paragraph 3 could be best be replaced by which of the following?
Đáp án B
Từ "microbes" trong đoạn 3 có thể được thay thế tốt nhất bằng cách nào sau đây?
A. pieces of dust (mảnh bụi)
B. tiny organisms (sinh vật nhỏ bé)
C. rays of light (tia sang)
D. trapped bubbles (bong bóng bị mắc kẹt)
Microbles (vi khuẩn), gần nghĩa nhất với tiny organisms
If you visit an American friend at home in the evening, you may find that your friend wears
The word "vulnerable" in paragraph 4 is closest in meaning to _____.
It can be inferred from the passage that the ice would not be flat if ______
If you are in a foreign country, the best way the writer suggests to you is to wear .
All of the following are true about the 1970 survey of Antarctica EXCEPT that it______