Mini-test Answer: 空气 (Beginner)
Beginner Level 初级 (chūjí)
Correct answer: B
Analysis:
A. “氧气 (yǎngqì)” are the Chinese characters for “oxygen.”
“氧 (yǎng)” means oxygen and “气 (qì)” means smell.
B. “空气 (kōngqì)” are the Chinese characters for “air.” “空 (kōng)” means empty and “气 (qì)” means smell.
C. …