In line 12, the pronoun "it" refers to which of the following?
Đáp án B
Câu trong bài “Some homing pigeon experts claim that this bird is gifted with a form of built-in radar that helps it find its own loft after hours of flight”
→ Đại từ “it” trong câu chính là đề cập đến danh từ “bird”
Which of the following is NOT a result of the formation of ocean ice?
In line 7, when the author states that the owners "anxiously watch the sky" there is the implication that the owners
The word “bore” in line 3 is closest in meaning to which of the following?
In line 6, the word “further” is closest in meaning to which of the following?
Which of the following statements about the salinity of a body of water can best be inferred from the passage?
According to the passage, how does the stick caterpillar make itself look like a twig?
Which of the following can be inferred about the order in which Kentucky, Tennessee, and Vermont joined the Union?
It can be inferred from the passage that coal became the principal source of electricity in the United States, because it _______.
In the author's opinion, the importance of coal-generated electricity could increase in the future for which of the following reasons?
The expression “Curiously enough” is used in line 4 because the author finds it strange that