Respiration plays a key role________________
第2题
Respiration plays a key role__________ 查看材料
A.by keeping its original shape and colour
B.in the life of the cut flower
C.to produce carbon dioxide
D.for as long as possible
E.by controlling temperature
F.to replace the water and solution every day
第6题
Paragraph 5______
A.Control of Respiration
B.Beauty of Fresh Cut Flowers
C.Role of Respiration
D.Most Important Aspect of Flower Care
E.Need for Clean Water
F.Ways of Stopping Respiration
第7题
Paragraph 5__________ 查看材料
A.Control of Respiration
B.Beauty of Fresh Cut Flowers
C.Role of Respiration
D.Most Important Aspect of Flower Care
E.Need for Clean Water
F.Ways of Stopping Respiration
第8题
Paragraph 5__________________
A.Control of Respiration
B.Beauty of Fresh Cut Flowers
C.Role of Respiration
D.Most Important Aspect of Flower Care
E.Need for Clean Water
F.Ways of Stopping Respiration
第9题
Paragraph 4__________ 查看材料
A.Control of Respiration
B.Beauty of Fresh Cut Flowers
C.Role of Respiration
D.Most Important Aspect of Flower Care
E.Need for Clean Water
F.Ways of Stopping Respiration