以f结尾的单词变为ves

　　They found the body buried beneath a pile of leaves.

　　他们发现尸体被埋在一堆树叶下面。

　　Remove dead leaves to encourage new growth.

　　去掉枯叶以促进新叶生长。

　　He will be difficult to replace when he leaves.

　　他离开后，他的位置很难有人接替。

　　I've made countless baby blankets, sweaters, scarves, hats, caps for newborns.

　　我编织了无数的婴儿毯、毛衣、围巾、帽子和婴儿帽。

　　Suddenly, the whole mystery of the handkerchieves, and the watches, and the jewels, and Fagin, became clear.

　　顿时，关于手帕的秘密及手表、宝石和费金的事都变得一清二楚了。