Select the correctly punctuated sentence.（ ）
Select the correctly punctuated sentence.（ ）
Which of the sentence is NOT correctly punctuated? （ ）
Which of the sentence is NOT correctly punctuated? （ ）
In the punctuated equilibrium (间断平衡) model of evolution, periods of evolution are . A: long, with gradual change B: long, with rapid change C: long, with fluctuating change D: short, with slow change E: short, with rapid change
In the punctuated equilibrium (间断平衡) model of evolution, periods of evolution are . A: long, with gradual change B: long, with rapid change C: long, with fluctuating change D: short, with slow change E: short, with rapid change
1