CNN新闻上出现许多这样的句子:1.Phoenix(飞机的名称) traveling over Los Angeles
CNN新闻上出现许多这样的句子:1.Phoenix(飞机的名称) traveling over Los Angeles in the correct direction.
2.We moving cash from Democrats to Republicans.
3.One Michigan couple learning that their frozen embryos were gone.
这些句子中的动词是什么?