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The leaves have been swept into huge heaps.
A:loads
B:layers
C:pyramids
D:piles
B:layers
C:pyramids
D:piles
参考答案
参考解析
解析：本句意思：树叶被扫成一大堆。load意为“重担”，如：Her grief is a heavy load to bear.她心情沉重得难以忍受；laye：意为“层”，如：There are several layers of meaning.有几层不同的含意；pyramid意为“金字塔”;pile意为“堆”，最符合题意，如：We put the books in piles on the floor.我们把书在地板上堆起来。
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