一道首字母填空题we can't buy that doll because we've___out of the money

问题描述:

一道首字母填空题we can't buy that doll because we've___out of the money
注意we have
后面是用原形run
还是run的变形?

当然是run啊!
因为we have后加动词的过去分词
又因为runranrun
所以填run.