The word it” in paragraph 4 refers to ______.l

Câu hỏi :

The word “it” in paragraph 4 refers to ______.

A. manner

B. seawater

C. salinity

D. sea ice

* Đáp án

B

* Hướng dẫn giải

Dẫn chứng: In this manner, seawater directly beneath freshly formed sea ice has a higher salinity than it did before the ice appeared

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