33. Earthworms are actually fierce competitors with
(A)other invertebrates, voraciously
(B)consumed rotting plant matter and tiny organisms such as nematodes, bacteria and fungi, all of
(C)which might otherwise
(D)sustain a wide variety of soil dwellers.
詳解 (共 2 筆)
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Earthworms are actua...
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earthworm n. 蚯蚓 fier...