There are some speaking activities. Which of the following

There are some speaking activities. Which of the following mainly focuses on th

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真核细胞和原核细胞都具有的结构是(  )。

真核细胞和原核细胞都具有的结构是(  )。 A.线粒体 B.核糖体 C.叶绿体 D.溶酶体

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What does the last sentence of this passage mean?

What does the last sentence of this passage mean?A.The girl didn't want to respe

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I like going to the cinema _________ TV.

I like going to the cinema _________ TV.A.rather than to watch B.than watching C

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果蝇正常体细胞中含8条染色体,下列表示一个染色体组的是(  )。

果蝇正常体细胞中含8条染色体,下列表示一个染色体组的是(  )。A. B. C. D.

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