The 5th paragraph in the passage______.A．sums up the main idea of the passageB．starts to m

From the passage, we can know the word "deceased" in Paragraph 3 means ______.A．livingB．mi

What does the " unwanted deep sea life" mean in Paragraph 2 according to the passage？A．The

According to the passage, Darwin in the first paragraph is _______.A．the name of a well-kn

In the last two paragraphs of the passage, the author______.A．concludes the problem and pu

What is the role of the 4th and 5th paragraphs in the development of the topic？A．To furthe

What will the author probably discuss in the paragraphs following the passage？A．The ways o