— How was your stay in Hong Kong?
—________. And it was a pity that I couldn't stay there longer.
A：Nothing could be worse.
B：It was just fantastic.
C：A terrible experience.
D：What a hard time I had!
生物能够表现出非生物所不具有的生命现象．下列古诗描述的现象中，不包含生命现象的是（ ）
精子与卵细胞相遇在
④无限增殖 ②代谢速率减慢 ⑨细胞膜上糖蛋白减少 ④具有浸润性 ⑤产生大量的毒素
下列说法中正确的是（ ）
