请完成呼吸作用和光和作用的反应式.
光合作用的反应式:____+____+(____)/叶绿体____+氧气
呼吸作用的反应式:____+____→____+____+能量.
填空
My name is Lu Sheng.I'm in Dalian.My favourite colour is white.This is my cat and it's white.What's on my chair? It's a yellow bag.Today is cold,but I still(仍然)swim in the morning.
My name is Carla.I'm in New York.This is my dog and it's brown.It's my favourite colour.What's on the desk? It's a black pen. It's from my good friend Lisa.It's warm this afternoon.Let's play football in my school.
组数
分组
低碳族人数
占本组的频率
第一组
25,30)
120
0.6
第二组
30,35)
195
p
第三组
35,40)
100
0.5
第四组
40,45)
a
0.4
第五组
45,50)
30
0.3
第六组
50,55)
15