Several toxic gases are very ________ to our health.
Đáp án A
Harmful (adj): có hại
Dựa theo nghĩa câu chọn được đáp án phù hợp, khí ga độc thì đương nhiên có hại cho sức khoẻ.
Các đáp án còn lại:
B. good (adj): tốt
C. useful (adj): có lợi, có ích
D. careful (adj): cẩn thận
Dịch nghĩa: Một vài dạng khí ga độc rất có hại cho sức khoẻ con người.
The phrase “For starters” in paragraph 2 could best be replaced by “______”.
Broasides could be published with little risk to colonial printers because they ________.
Why does the author mention Joseph Pulitzer and William Randolph Hearst?
All of the following are mentioned as places in which memories are stored EXCEPT the ________.
The word “cues” in paragraph 4 is closest in meaning to ________.
The word “elaborate” in paragraph 3 is closest in meaning to ________.
According to the passage, why can glass be more easily shaped into specific forms than can metals
The word “exceed” in paragraph 3 is closest in meaning to ______.