1.---Lucy,I need some help.Can you come here?---Yes,I （am coming）【come】
2.We plant trees in spring every year.These days we （have been planting） trees on each side of the street.
括号里的是答案,为什么1.不是将来时will come?为什么2.不是are planting,these days不是现在进行时的标志吗?