go on a picnic和have a picnic什么区别啊?还有一个go for a picnic，这三个有什么细微区别？

go on a picnic和have a picnic什么区别啊?还有一个go for a picnic，这三个有什么细微区别？ go on a picnic和have a picnic意思一样吗?顺便告诉我这两个单词的用法, go for a picnic和go on a picnic 有什么不同 go on a picnic 和go for a picnic那个对? go on a picnic与go for a picnic区别 go on a picnic什么意思 go on a picnic等于have a picnic,have a trip等于take a trip那么可不可以说take a tpicnic或go on a trip?这里go on,have,take都是什么词呢? picnic,Let's ,and,Sunday,go,a,have ,out,on组成一句话 On Saturdays they（ ）have a picnic 【去野餐】到底是go on a picnic呢还是 have a picnic呢还是 go for a picnic呢还是都可以呢还是有其他的呢 They often go out （ ）a picnic on Sundays. Let us go out for a picnic on Sunday是什么意思 We often go on a picnic in spring.译成中文 go on picnic还是go on picnics matermelons和have a picnic是什么意思? 请问go for a picnic和have a picnic是一样的意思吗,俩者在不同的场合可以互换吗 We can go out and have a picnic on a fine day.(划线划在on a fine day怎么问?）现在就要,快啊, We can go out and have a picnic on a fine day.（划线提问)划线的是：on a fine day