In spite of all that has been said,the tourists have been picking leaves and cutting their names on the tree-trunk.cutting their names 为什么cutting 用进行时?
问题描述：
In spite of all that has been said,the tourists have been picking leaves and cutting their names on the tree-trunk.
cutting their names 为什么cutting 用进行时?
答
In spite of all that has been said, the tourists have been picking ，在树干上刻他们的名字。 leaves是leaf树叶的复数形式除了刚才所说的，
答
and表并列，cutting与前面的picking并列
答
这里cutting their names和 picking leaves 是并列的动作 都是接在have been后面 是完成进行时