The word "drastically" in line 21 is closest in meaning to……………
Đáp án C
Từ "drastically " trong dòng 21 gần nghĩa:
A. thường xuyên
B. chính xác
C. nghiêm trọng
D. dễ dàng
According to the passage, what is the most common source of lead poisoning in children?
Which of the following gives the main idea of the third paragraph?
Why does the author mention "artistic, political, or pedagogic communication" ?
The word “viable” in paragraph 4 could be best replaced by ________.
Which sentence best expresses the main idea of the second paragraph?