单选题
1.00分
The leaves have been swept into huge heaps.
参考答案: D
参考解析: 本句意思:“树叶被扫成堆。"load:重担。例如:Her grief is a heavy load to bear.她心情沉重得难以忍受。layer:层。例如:There are several layers of meaning.有几层不同的含意。pyramid:金字塔。pile:堆,最符合题意。例如:We put the books in piles on the floor.我们把书在地板上堆起来。