作业帮earth 是不可数名词,但是stone却是可数名词,为什么stone不加s呢15.The Great Wall was made not only by _______,but also the flesh and blood of ________ men.A.earth and stone,millions of B.earths and stones,millionsC.the earth and stone
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earth 是不可数名词,但是stone却是可数名词,为什么stone不加s呢15.The Great Wall was made not only by _______,but also the flesh and blood of ________ men.A.earth and stone,millions of B.earths and stones,millionsC.the earth and stone
earth 是不可数名词,但是stone却是可数名词,为什么stone不加s呢
15.The Great Wall was made not only by _______,but also the flesh and blood of ________ men.
A.earth and stone,millions of B.earths and stones,millions
C.the earth and stone,million of D.the earths and stones,millions
解析：earth 是不可数名词,因此删除B D,数以百万的应为millions of .
earth 是不可数名词,但是stone却是可数名词,为什么stone不加s呢15.The Great Wall was made not only by _______,but also the flesh and blood of ________ men.A.earth and stone,millions of B.earths and stones,millionsC.the earth and stone
1.石,石头,石块[C]
The boy threw some stones into the pond.
男孩把几块石头丢进池里去.
2.石材[U]
The house is made of stone,not concrete.
那房子是石造的,不是混凝土造的.
3.纪念碑;墓石[C]
4.磨石;磨刀石[C]
5.(复数stone或stones)【英】(重量单位)
6.果核[C]
The nurse told the child to spit out the stone.
保姆叫孩子把果核吐出来.
7.宝石[C]
8.【医】结石[C]
9.冰雹[C]
这些是stone的词义.看你的选择题和2、石材的例句很像吧.石材应该是不可数名词吧.2.石材[U]的[U]不就是 uncountable的意思嘛.对吧.