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【单选题】
细菌细胞除了核区的 DNA 外,还存在可以进行自我复制的遗传因了是( )。A.
叶绿体 DNA
B.
线粒体 DNA
C.
核糖体 DNA(rDNA)
D.
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反馈参考答案：
举一反三
【简答题】听一段对话，对话后有五个问题，从题中所给的A、B、C三个选项中选出最佳选项来回答问题。 对话读三遍。 1. What does the boy want for Christmas? A. A bike. B. A volleyball. C. A toy. 2. What will the boy act in the Christmas program? A. A Wise Man. B. J...
【单选题】The new office? Where would you rather do your work: a nice coffeehouse or a busy office? More and more, people are able to do their work with a good cup of coffee in the friendly environment of their...
A.
right
B.
wrong
C.
Doesn't say
【简答题】The Alchemist , by Brazilian __1__ Paulo Coelho, is a story about a shepherd boy who travels from Spain to Morocco. He ually goes to a place in Egypt, looking for__2__ that might be buried there....
【单选题】Look at the four [ ] that indicate where the following sentence can be added to the passage. This new form of manufacturing depended on the movement of goods to distant locations and a centralized sou...
A.
[a]
B.
[b]
C.
[c]
D.
[d]
【简答题】They arrived here ar_____ 11:00 in the morning.
【单选题】What does the phrase' to bust the trusts' mean here?
A.
To break business monopolies.
B.
To arrest law breakers.
C.
To dismiss unnecessary workers.
D.
To model government management.
【单选题】With lots of trees and flowers________ here and there，our campus looks very beautiful.
A.
planted
B.
are planted
C.
to be planted
D.
planting
【单选题】水稻的届名Oryza，种加词Sativa，命名人是Linnaeus。水稻学名的规范写法是（）。
A.
sativa Oryza L
B.
SatIva oryza L
C.
Oryza sativa L
D.
oryza SatIva L
E.
Oryza Sativa L
【简答题】Listen to an introduction of a novel. Fill in the blanks with the words you hear. The Alchemist , by Brazilian 1 __________ Paulo Coelho, is a story about a shepherd boy who travels from Spain to Moro...
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