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【多选题】
拉恩基尔（Raunkiaer）频度定律表明A.
属于低级频度的种类通常较多
B.
高频度种类比例愈高，群落的均匀性愈大
C.
中频度种类增多时，说群落中种的分布不均匀，暗示着植被分化和演替的趋势
D.
高频度种类是群落中的优势种和建群种因此E
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举一反三
【多选题】The word “fly” is very cleverly used in the poem “I Heard a Fly Buzz —When I Died”. What are the connotative meanings of it?
A.
It refers to that insect. Before death, the “fly” was buzzing around,“I” hear it.
B.
It suggests that the bustle of life is followed by the silent journey of death.
C.
It implies that death is not that important. “I” take a peaceful attitude towards death.
D.
It may indicate “free flying”. After death, it may lead “me” to go farther into the space of the forever: “I” am flying.
【简答题】骨骼的作用有两种,一是_____________,二是_____________。
【多选题】The word “fly” is very cleverly used in the poem “I Heard a Fly Buzz —When I Died”. What are the connotative meanings of it?
A.
It suggests that the bustle of life is followed by the silent journey of death.
B.
It refers to that insect. Before death, the “fly” was buzzing around, “I” hear it.
C.
It implies that death is not that important. “I” take a peaceful attitude towards death.
D.
It may indicate “free flying”. After death, it may lead “me” to go farther into the space of the forever: “I” am flying.
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