这个句子为何用ING形式?
问题描述:
这个句子为何用ING形式?
1.Duties like organizing dinners for world leaders and politicians
2.Missus Clinton has been campaigning in New York for months
还有3.Or welcoming groups to the White House
答
1不知道,我回写原形
2应该是过去完成进行时