请教02.10.25
25. Rocks form within Earth are called intrusive or plutonic rocks because the
A B
magma from which they form often intrudes into neighboring rock.
C D
d答案是A,form改为formed,作定语
我想问的是D选项,neighboring后的rock是单数,那么D好象要改为the neighboring rock
我理解后面的ROCK指的是岩层(岩浆侵入到邻近的岩层形成的岩石),所以是不可数的
前面指的是石头,是可数的
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