In autumn,the ________ fall down from the trees.A.leaf B.leafs C.leaves

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In autumn,the ________ fall down from the trees.A.leaf B.leafs C.leaves
In autumn,the ________ fall down from the trees.
A.leaf
B.leafs
C.leaves

In autumn,the ________ fall down from the trees.A.leaf B.leafs C.leaves
选 C
在秋天,树叶从树上掉落下来
根据谓语动词fall down可以判断,这里是复数,因为没有用到第三人称单数falls
leaf的复数形式为leaves

C.leaves

C
单数是LEAF
变复数是LEAVES

c

选C。
fall down用的是一般形式,trees是复数,所以要选复数。
leaf的复数形式是leaves
f结尾德一些名词德复数都要把f变成v然后加es,比如knife的复数是knives