1年前1个回答
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1年前
回忆我们所做的探究,图甲、乙表示两块载玻片,分别在载玻片两端各滴一滴草履虫培养液,并使两滴培养液连通,当在两侧载玻片右侧培养液的边缘分别放一粒食盐和一滴肉汁,分析可能出现的现象。
1年前
Several months ago, a couple with a little girl moved in next door to me.
1年前
I walk to my grandpa's house on weekends. (改为同义句)I ________ to my grandpa's house ________ ________.
1年前
Read and choose the Chinese meaning.
1年前