题干
你了解种植的步骤吗？读—读，排序。
A. Put some soil (土壤) in a pot.
B. Put some seeds in the soil.
C. Water the seeds every day. Plants grow and grow.
D. Tie (绑上) the plant to a stick. Water the plant every day.
E. Put the plant outside.
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答案(点此获取答案解析）
A, B, C, E, D
”和“ 
”代表两种不同的单质分子，它们在一定条件下能发生化学反应，反应前后的微观示意图如图所示，下列说法正确的是（ ） 