How to say 岩石 in English?
A. stone
B. flower
C. rock
D. tree
What does contrast mean?
A. 摘要
B. 提取
C. 对比
D. 抽出
How to say 痕迹 in English?
A. channel
B. mark
C. way
D. journey
What’s the Chinese meaning of instantly catch?
A. 立刻抓住
B. 紧急提示
C. 无意触碰
D. 瞬间捕捉