The phrase "the tip of the iceberg"

Câu hỏi: The phrase "the tip of the iceberg" in bold in paragraph 1 means that ____. 

A other cultures seem cold to us

B visible aspects of culture are learned in institutions

C we usually focus on the highest forms of culture

D most aspects of culture cannot be seen

Câu hỏi trên thuộc đề trắc nghiệm

- Đề 2 - HKI - tiếng Anh 12 (có lời giải chi tiết)