The aging of cut flowers can be slowed down______

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The aging of cut flowers can be slowed down________.

A. by keeping its original shape and color

B. in the life of cut flowers

C. to produce carbon dioxide

D. for as long as possible

E. by controlling temperature

F. to replace the water and solution every day

热搜:关于氨基酸代谢错误的论述是_________。