下列有关细胞凋亡、坏死与癌变的说法，正确的是
A：细胞凋亡受基因控制，细胞癌变不受基因控制
B：细胞坏死，代谢停止；细胞癌变，代谢一般增强
C：细胞坏死，膜通透性降低；细胞癌变，膜黏着性增强
D：细胞凋亡，细胞周期变短；细胞癌变，细胞周期延长
选出不同类的单词
____A.bear B. rabbit C.white
____.A.brown B. bear C.black
____A.black B. white C.what
____A.colour B. black C.white
下列数据中，与地球赤道长度最接近的是
提示单词：often, sometimes, always, never, once
Peter
Judy
Lucy
Lily
Sunday
√
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
We have done much to protect the environment. So the river is getting than before.
